Archive of measured data
These are past measurements collected from dive-shop logs. They are not a forecast — the visibility forecast service has ended.
See the dive calculatorsRecorded 2017-01-01 to 2026-02-23 · 2,738 records
Last record - 2026-02-23
6~10m
14~15°C
Visibility over the latest 90 records
20m10m0m
2025-09-062026-02-23
Visibility calendar — final 12 months of records (2025/02–2026/02)
Feb
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mon
Wed
Fri
Sun
Visibility:<5m5-10m10-15m15-20m20-25m25m+No data
Monthly averages (full record)
| Month | Visibility | Water Temp |
|---|---|---|
| 2024-03 | 10.5m | 16.6°C |
| 2024-04 | 8.4m | 17.0°C |
| 2024-05 | 7.0m | 19.4°C |
| 2024-06 | 6.9m | 21.4°C |
| 2024-07 | 6.0m | 24.1°C |
| 2024-08 | 6.0m | 26.6°C |
| 2024-09 | 6.9m | 25.5°C |
| 2024-10 | 9.5m | 24.5°C |
| 2024-11 | 7.2m | 23.0°C |
| 2024-12 | 9.3m | 18.8°C |
| 2025-01 | 11.3m | 16.4°C |
| 2025-02 | 10.9m | 15.9°C |
| 2025-03 | 9.2m | 16.1°C |
| 2025-04 | 6.9m | 16.9°C |
| 2025-05 | 7.1m | 18.9°C |
| 2025-06 | 7.2m | 22.3°C |
| 2025-07 | 7.0m | 25.3°C |
| 2025-08 | 9.4m | 24.8°C |
| 2025-09 | 6.1m | 24.5°C |
| 2025-10 | 8.4m | 22.8°C |
| 2025-11 | 8.5m | 19.4°C |
| 2025-12 | 10.6m | 17.4°C |
| 2026-01 | 9.9m | 14.1°C |
| 2026-02 | 9.0m | 14.3°C |
Observations (latest 400 of 2,738)
| Date | Visibility | Water Temp | Source |
|---|---|---|---|
| 2026-02-23 | 6~10m | 14~15°C | Hirasawa Marine Center |
| 2026-02-22 | 7~8m | 14~15°C | Hirasawa Marine Center |
| 2026-02-20 | 7~8m | 14~15°C | Hirasawa Marine Center |
| 2026-02-20 | 7~10m | 14~15°C | Hirasawa Marine Center |
| 2026-02-19 | 6~10m | 14~15°C | Hirasawa Marine Center |
| 2026-02-17 | 8~10m | 14~15°C | Hirasawa Marine Center |
| 2026-02-16 | 8~12m | 14~15°C | Hirasawa Marine Center |
| 2026-02-15 | 6~10m | 14~15°C | Hirasawa Marine Center |
| 2026-02-12 | 10~13m | 14~14°C | Hirasawa Marine Center |
| 2026-02-10 | 8~12m | 14~14°C | Hirasawa Marine Center |
| 2026-02-09 | 8~13m | 14~14°C | Hirasawa Marine Center |
| 2026-02-03 | 8~10m | 14~14°C | Hirasawa Marine Center |
| 2026-02-02 | 8~10m | 14~14°C | Hirasawa Marine Center |
| 2026-01-31 | 7~10m | 13~14°C | Hirasawa Marine Center |
| 2026-01-30 | 8~12m | 13~13°C | Hirasawa Marine Center |
| 2026-01-28 | 15~15m | 13~13°C | Hirasawa Marine Center |
| 2026-01-27 | 10~13m | 13~13°C | Hirasawa Marine Center |
| 2026-01-27 | 12~15m | 13~13°C | Hirasawa Marine Center |
| 2026-01-26 | 10~13m | 12~14°C | Hirasawa Marine Center |
| 2026-01-25 | 12~15m | 14~14°C | Hirasawa Marine Center |
| 2026-01-24 | 10~12m | 14~14°C | Hirasawa Marine Center |
| 2026-01-22 | 10~13m | 14~14°C | Hirasawa Marine Center |
| 2026-01-19 | 6~10m | 14~14°C | Hirasawa Marine Center |
| 2026-01-14 | 6~8m | 14~14°C | Hirasawa Marine Center |
| 2026-01-11 | 5~6m | 14~15°C | Hirasawa Marine Center |
| 2026-01-10 | 5~7m | 14~15°C | Hirasawa Marine Center |
| 2026-01-08 | 7~10m | 15~16°C | Hirasawa Marine Center |
| 2026-01-05 | 7~10m | 16~16°C | Hirasawa Marine Center |
| 2026-01-03 | 8~10m | 16~17°C | Hirasawa Marine Center |
| 2025-12-27 | 10~12m | 17~17°C | Hirasawa Marine Center |
| 2025-12-23 | 10~15m | 17~17°C | Hirasawa Marine Center |
| 2025-12-22 | 10~13m | 17~17°C | Hirasawa Marine Center |
| 2025-12-21 | 10~12m | 17~17°C | Hirasawa Marine Center |
| 2025-12-19 | 8~13m | 17~17°C | Hirasawa Marine Center |
| 2025-12-18 | 8~15m | 17~17°C | Hirasawa Marine Center |
| 2025-12-16 | 8~15m | 17~18°C | Hirasawa Marine Center |
| 2025-12-15 | 8~13m | 17~18°C | Hirasawa Marine Center |
| 2025-12-13 | 8~15m | 17~17°C | Hirasawa Marine Center |
| 2025-12-12 | 10~20m | 17~17°C | Hirasawa Marine Center |
| 2025-12-10 | 8~12m | 17~17°C | Hirasawa Marine Center |
| 2025-12-08 | 7~10m | 17~18°C | Hirasawa Marine Center |
| 2025-12-08 | 8~12m | 17~17°C | Hirasawa Marine Center |
| 2025-12-06 | 10~10m | 18~18°C | Hirasawa Marine Center |
| 2025-12-05 | 7~12m | 18~18°C | Hirasawa Marine Center |
| 2025-12-03 | 7~10m | 19~19°C | Hirasawa Marine Center |
| 2025-12-03 | 7~12m | 18~18°C | Hirasawa Marine Center |
| 2025-12-01 | 7~10m | 18~19°C | Hirasawa Marine Center |
| 2025-11-30 | 7~10m | 18~18°C | Hirasawa Marine Center |
| 2025-11-29 | 7~12m | 18~19°C | Hirasawa Marine Center |
| 2025-11-29 | 8~12m | 18~18°C | Hirasawa Marine Center |
| 2025-11-28 | 8~10m | 18~19°C | Hirasawa Marine Center |
| 2025-11-24 | 7~12m | 19~19°C | Hirasawa Marine Center |
| 2025-11-23 | 6~13m | 19~19°C | Hirasawa Marine Center |
| 2025-11-22 | 8~10m | 19~19°C | Hirasawa Marine Center |
| 2025-11-18 | 5~8m | 20~20°C | Hirasawa Marine Center |
| 2025-11-14 | 6~10m | 20~20°C | Hirasawa Marine Center |
| 2025-11-09 | 6~10m | 20~21°C | Hirasawa Marine Center |
| 2025-11-08 | 8~10m | 20~21°C | Hirasawa Marine Center |
| 2025-11-05 | 6~8m | 20~21°C | Hirasawa Marine Center |
| 2025-11-02 | 5~8m | 21~21°C | Hirasawa Marine Center |
| 2025-10-31 | 6~10m | 21~22°C | Hirasawa Marine Center |
| 2025-10-31 | 7~10m | 21~22°C | Hirasawa Marine Center |
| 2025-10-29 | 5~10m | 22~22°C | Hirasawa Marine Center |
| 2025-10-25 | 10~15m | 22~22°C | Hirasawa Marine Center |
| 2025-10-24 | 10~15m | 22~22°C | Hirasawa Marine Center |
| 2025-10-21 | 5~10m | 23~23°C | Hirasawa Marine Center |
| 2025-10-17 | 5~12m | 23~23°C | Hirasawa Marine Center |
| 2025-10-17 | 6~10m | 23~23°C | Hirasawa Marine Center |
| 2025-10-12 | 5~10m | 23~23°C | Hirasawa Marine Center |
| 2025-10-11 | 5~10m | 23~23°C | Hirasawa Marine Center |
| 2025-10-09 | 5~10m | 23~23°C | Hirasawa Marine Center |
| 2025-10-08 | 4~8m | 23~23°C | Hirasawa Marine Center |
| 2025-10-07 | 5~8m | 23~23°C | Hirasawa Marine Center |
| 2025-10-06 | 7~10m | 23~24°C | Hirasawa Marine Center |
| 2025-10-03 | 6~8m | 23~24°C | Hirasawa Marine Center |
| 2025-10-03 | 7~12m | 23~24°C | Hirasawa Marine Center |
| 2025-10-01 | 8~10m | 23~24°C | Hirasawa Marine Center |
| 2025-09-29 | 8~10m | 24~25°C | Hirasawa Marine Center |
| 2025-09-28 | 7~8m | 24~25°C | Hirasawa Marine Center |
| 2025-09-22 | 7~10m | 22~24°C | Hirasawa Marine Center |
| 2025-09-20 | 3~8m | 23~25°C | Hirasawa Marine Center |
| 2025-09-20 | 6~8m | 23~25°C | Hirasawa Marine Center |
| 2025-09-18 | 5~8m | 21~26°C | Hirasawa Marine Center |
| 2025-09-18 | 2~6m | 23~27°C | Hirasawa Marine Center |
| 2025-09-15 | 3~7m | 22~26°C | Hirasawa Marine Center |
| 2025-09-13 | 3~7m | 24~26°C | Hirasawa Marine Center |
| 2025-09-13 | 15~15m | 24~26°C | Hirasawa Marine Center |
| 2025-09-11 | 5~8m | 22~25°C | Hirasawa Marine Center |
| 2025-09-07 | 1~6m | 23~27°C | Hirasawa Marine Center |
| 2025-09-06 | 1~5m | 25~27°C | Hirasawa Marine Center |
| 2025-09-06 | 2~6m | 21~27°C | Hirasawa Marine Center |
| 2025-09-05 | 3~7m | 21~27°C | Hirasawa Marine Center |
| 2025-09-04 | 3~6m | 23~28°C | Hirasawa Marine Center |
| 2025-09-02 | 3~7m | 21~28°C | Hirasawa Marine Center |
| 2025-09-01 | 3~7m | 23~28°C | Hirasawa Marine Center |
| 2025-08-31 | 3~7m | 23~28°C | Hirasawa Marine Center |
| 2025-08-28 | 5~10m | 19~27°C | Hirasawa Marine Center |
| 2025-08-25 | 3~8m | 19~27°C | Hirasawa Marine Center |
| 2025-08-23 | 3~8m | 20~27°C | Hirasawa Marine Center |
| 2025-08-22 | 3~10m | 19~27°C | Hirasawa Marine Center |
| 2025-08-21 | 7~13m | 19~27°C | Hirasawa Marine Center |
| 2025-08-20 | 8~13m | 21~28°C | Hirasawa Marine Center |
| 2025-08-18 | 8~15m | 21~28°C | Hirasawa Marine Center |
| 2025-08-18 | 8~15m | 23~28°C | Hirasawa Marine Center |
| 2025-08-17 | 3~10m | 23~27°C | Hirasawa Marine Center |
| 2025-08-16 | 8~13m | 22~27°C | Hirasawa Marine Center |
| 2025-08-14 | 7~10m | 21~27°C | Hirasawa Marine Center |
| 2025-08-12 | 7~15m | 25~27°C | Hirasawa Marine Center |
| 2025-08-12 | 8~10m | 25~27°C | Hirasawa Marine Center |
| 2025-08-11 | 5~15m | 26~27°C | Hirasawa Marine Center |
| 2025-08-10 | 5~13m | 22~27°C | Hirasawa Marine Center |
| 2025-08-08 | 10~15m | 21~28°C | Hirasawa Marine Center |
| 2025-08-07 | 7~15m | 26~28°C | Hirasawa Marine Center |
| 2025-08-06 | 7~15m | 23~28°C | Hirasawa Marine Center |
| 2025-08-03 | 7~15m | 26~27°C | Hirasawa Marine Center |
| 2025-08-03 | 7~20m | 25~27°C | Hirasawa Marine Center |
| 2025-08-02 | 8~12m | 25~26°C | Hirasawa Marine Center |
| 2025-08-01 | 6~12m | 23~26°C | Hirasawa Marine Center |
| 2025-07-30 | 7~10m | 21~25°C | Hirasawa Marine Center |
| 2025-07-28 | 3~8m | 23~28°C | Hirasawa Marine Center |
| 2025-07-26 | 2~8m | 22~28°C | Hirasawa Marine Center |
| 2025-07-25 | 2~8m | 25~28°C | Hirasawa Marine Center |
| 2025-07-23 | 1~6m | 26~28°C | Hirasawa Marine Center |
| 2025-07-22 | 1~6m | 26~28°C | Hirasawa Marine Center |
| 2025-07-21 | 1~8m | 25~28°C | Hirasawa Marine Center |
| 2025-07-21 | 1~5m | 26~28°C | Hirasawa Marine Center |
| 2025-07-20 | 1~8m | 25~28°C | Hirasawa Marine Center |
| 2025-07-19 | 2~10m | 25~28°C | Hirasawa Marine Center |
| 2025-07-17 | 2~8m | 24~27°C | Hirasawa Marine Center |
| 2025-07-15 | 3~10m | 24~27°C | Hirasawa Marine Center |
| 2025-07-15 | 5~15m | 24~27°C | Hirasawa Marine Center |
| 2025-07-14 | 10~15m | 24~27°C | Hirasawa Marine Center |
| 2025-07-13 | 20~20m | 23~27°C | Hirasawa Marine Center |
| 2025-07-12 | 5~15m | 23~27°C | Hirasawa Marine Center |
| 2025-07-11 | 5~10m | 23~27°C | Hirasawa Marine Center |
| 2025-07-09 | 3~8m | 23~27°C | Hirasawa Marine Center |
| 2025-07-08 | 5~10m | 22~25°C | Hirasawa Marine Center |
| 2025-07-08 | 3~8m | 23~27°C | Hirasawa Marine Center |
| 2025-07-04 | 5~10m | 22~25°C | Hirasawa Marine Center |
| 2025-07-03 | 5~8m | 22~25°C | Hirasawa Marine Center |
| 2025-07-01 | 5~10m | 22~25°C | Hirasawa Marine Center |
| 2025-06-30 | 5~8m | 22~25°C | Hirasawa Marine Center |
| 2025-06-27 | 5~12m | 22~25°C | Hirasawa Marine Center |
| 2025-06-24 | 5~10m | 22~25°C | Hirasawa Marine Center |
| 2025-06-20 | 4~10m | 20~25°C | Hirasawa Marine Center |
| 2025-06-20 | 4~10m | 21~25°C | Hirasawa Marine Center |
| 2025-06-15 | 3~10m | 22~23°C | Hirasawa Marine Center |
| 2025-06-13 | 3~10m | 21~23°C | Hirasawa Marine Center |
| 2025-06-11 | 3~10m | 21~23°C | Hirasawa Marine Center |
| 2025-06-10 | 8~10m | 21~23°C | Hirasawa Marine Center |
| 2025-06-09 | 4~8m | 21~23°C | Hirasawa Marine Center |
| 2025-06-08 | 3~8m | 21~23°C | Hirasawa Marine Center |
| 2025-06-07 | 3~8m | 21~23°C | Hirasawa Marine Center |
| 2025-06-05 | 6~10m | 21~23°C | Hirasawa Marine Center |
| 2025-06-04 | 6~10m | 21~22°C | Hirasawa Marine Center |
| 2025-06-01 | 10~10m | 21~21°C | Hirasawa Marine Center |
| 2025-05-30 | 5~12m | 20~21°C | Hirasawa Marine Center |
| 2025-05-30 | 6~12m | 18~20°C | Hirasawa Marine Center |
| 2025-05-29 | 5~12m | 20~21°C | Hirasawa Marine Center |
| 2025-05-27 | 5~12m | 21~21°C | Hirasawa Marine Center |
| 2025-05-25 | 5~10m | 21~21°C | Hirasawa Marine Center |
| 2025-05-23 | 5~10m | 20~20°C | Hirasawa Marine Center |
| 2025-05-23 | 7~10m | 18~19°C | Hirasawa Marine Center |
| 2025-05-20 | 3~6m | 18~21°C | Hirasawa Marine Center |
| 2025-05-19 | 5~8m | 18~20°C | Hirasawa Marine Center |
| 2025-05-16 | 5~8m | 17~19°C | Hirasawa Marine Center |
| 2025-05-13 | 5~7m | 17~19°C | Hirasawa Marine Center |
| 2025-05-10 | 5~8m | 17~18°C | Hirasawa Marine Center |
| 2025-05-10 | 4~8m | 17~19°C | Hirasawa Marine Center |
| 2025-05-06 | 5~8m | 17~19°C | Hirasawa Marine Center |
| 2025-05-06 | 5~8m | 17~18°C | Hirasawa Marine Center |
| 2025-05-04 | 5~8m | 17~19°C | Hirasawa Marine Center |
| 2025-05-02 | 5~10m | 17~19°C | Hirasawa Marine Center |
| 2025-04-30 | 8~10m | 17~19°C | Hirasawa Marine Center |
| 2025-04-29 | 8~10m | 17~18°C | Hirasawa Marine Center |
| 2025-04-24 | 5~8m | 17~19°C | Hirasawa Marine Center |
| 2025-04-23 | 5~8m | 17~19°C | Hirasawa Marine Center |
| 2025-04-21 | 5~8m | 17~19°C | Hirasawa Marine Center |
| 2025-04-19 | 5~10m | 17~17°C | Hirasawa Marine Center |
| 2025-04-17 | 7~10m | 17~17°C | Hirasawa Marine Center |
| 2025-04-17 | 5~10m | 17~17°C | Hirasawa Marine Center |
| 2025-04-15 | 5~10m | 17~17°C | Hirasawa Marine Center |
| 2025-04-14 | 5~10m | 17~17°C | Hirasawa Marine Center |
| 2025-04-13 | 5~7m | 16~17°C | Hirasawa Marine Center |
| 2025-04-11 | 3~5m | 16~17°C | Hirasawa Marine Center |
| 2025-04-09 | 3~5m | 16~17°C | Hirasawa Marine Center |
| 2025-04-07 | 5~5m | 16~17°C | Hirasawa Marine Center |
| 2025-04-06 | 3~6m | 16~17°C | Hirasawa Marine Center |
| 2025-04-06 | 3~5m | 16~17°C | Hirasawa Marine Center |
| 2025-04-03 | 7~10m | 16~16°C | Hirasawa Marine Center |
| 2025-04-03 | 7~10m | 16~17°C | Hirasawa Marine Center |
| 2025-04-02 | 6~10m | 16~16°C | Hirasawa Marine Center |
| 2025-04-01 | 7~10m | 16~17°C | Hirasawa Marine Center |
| 2025-03-30 | 7~10m | 16~17°C | Hirasawa Marine Center |
| 2025-03-29 | 8~12m | 16~17°C | Hirasawa Marine Center |
| 2025-03-27 | 6~10m | 16~17°C | Hirasawa Marine Center |
| 2025-03-26 | 7~10m | 16~17°C | Hirasawa Marine Center |
| 2025-03-25 | 7~10m | 16~17°C | Hirasawa Marine Center |
| 2025-03-24 | 8~10m | 16~17°C | Hirasawa Marine Center |
| 2025-03-23 | 7~8m | 16~16°C | Hirasawa Marine Center |
| 2025-03-23 | 8~12m | 16~17°C | Hirasawa Marine Center |
| 2025-03-21 | 7~10m | 16~16°C | Hirasawa Marine Center |
| 2025-03-20 | 6~10m | 16~16°C | Hirasawa Marine Center |
| 2025-03-19 | 8~8m | 16~16°C | Hirasawa Marine Center |
| 2025-03-17 | 8~8m | 16~16°C | Hirasawa Marine Center |
| 2025-03-08 | 15~15m | 15~15°C | Hirasawa Marine Center |
| 2025-03-03 | 10~12m | 15~16°C | Hirasawa Marine Center |
| 2025-02-27 | 6~8m | 15~16°C | Hirasawa Marine Center |
| 2025-02-23 | 5~8m | 15~15°C | Hirasawa Marine Center |
| 2025-02-23 | 5~8m | 15~16°C | Hirasawa Marine Center |
| 2025-02-21 | 8~12m | 16~16°C | Hirasawa Marine Center |
| 2025-02-19 | 10~12m | 16~16°C | Hirasawa Marine Center |
| 2025-02-19 | 10~12m | 16~16°C | Hirasawa Marine Center |
| 2025-02-17 | 10~12m | 16~16°C | Hirasawa Marine Center |
| 2025-02-16 | 10~13m | 16~16°C | Hirasawa Marine Center |
| 2025-02-15 | 10~12m | 16~16°C | Hirasawa Marine Center |
| 2025-02-14 | 10~12m | 16~16°C | Hirasawa Marine Center |
| 2025-02-09 | 8~13m | 16~17°C | Hirasawa Marine Center |
| 2025-02-09 | 8~12m | 16~16°C | Hirasawa Marine Center |
| 2025-02-06 | 10~15m | 16~16°C | Hirasawa Marine Center |
| 2025-02-04 | 10~15m | 16~16°C | Hirasawa Marine Center |
| 2025-02-02 | 13~15m | 16~16°C | Hirasawa Marine Center |
| 2025-02-01 | 15~20m | 16~16°C | Hirasawa Marine Center |
| 2025-02-01 | 10~15m | 16~16°C | Hirasawa Marine Center |
| 2025-01-31 | 15~20m | 16~16°C | Hirasawa Marine Center |
| 2025-01-28 | 10~13m | 16~16°C | Hirasawa Marine Center |
| 2025-01-27 | 10~15m | 16~16°C | Hirasawa Marine Center |
| 2025-01-26 | 10~13m | 16~16°C | Hirasawa Marine Center |
| 2025-01-24 | 8~12m | 16~16°C | Hirasawa Marine Center |
| 2025-01-23 | 8~12m | 16~16°C | Hirasawa Marine Center |
| 2025-01-23 | 8~10m | 16~16°C | Hirasawa Marine Center |
| 2025-01-22 | 8~10m | 16~16°C | Hirasawa Marine Center |
| 2025-01-21 | 10~13m | 16~16°C | Hirasawa Marine Center |
| 2025-01-20 | 8~12m | 16~16°C | Hirasawa Marine Center |
| 2025-01-18 | 10~12m | 16~16°C | Hirasawa Marine Center |
| 2025-01-18 | 8~12m | 16~16°C | Hirasawa Marine Center |
| 2025-01-17 | 10~13m | 16~16°C | Hirasawa Marine Center |
| 2025-01-15 | 8~12m | 16~16°C | Hirasawa Marine Center |
| 2025-01-14 | 10~10m | 16~16°C | Hirasawa Marine Center |
| 2025-01-13 | 10~12m | 16~17°C | Hirasawa Marine Center |
| 2025-01-12 | 10~15m | 17~17°C | Hirasawa Marine Center |
| 2025-01-10 | 12~15m | 17~17°C | Hirasawa Marine Center |
| 2025-01-09 | 7~10m | 17~17°C | Hirasawa Marine Center |
| 2025-01-08 | 8~12m | 17~17°C | Hirasawa Marine Center |
| 2025-01-06 | 10~13m | 17~17°C | Hirasawa Marine Center |
| 2025-01-05 | 10~15m | 17~17°C | Hirasawa Marine Center |
| 2025-01-05 | 10~15m | 17~17°C | Hirasawa Marine Center |
| 2025-01-04 | 12~15m | 17~17°C | Hirasawa Marine Center |
| 2024-12-26 | 10~10m | 17~18°C | Hirasawa Marine Center |
| 2024-12-26 | 8~13m | 17~18°C | Hirasawa Marine Center |
| 2024-12-24 | 10~10m | 17~18°C | Hirasawa Marine Center |
| 2024-12-22 | 8~10m | 18~18°C | Hirasawa Marine Center |
| 2024-12-21 | 7~10m | 18~18°C | Hirasawa Marine Center |
| 2024-12-21 | 8~10m | 18~19°C | Hirasawa Marine Center |
| 2024-12-20 | 8~12m | 18~19°C | Hirasawa Marine Center |
| 2024-12-19 | 8~10m | 18~19°C | Hirasawa Marine Center |
| 2024-12-17 | 6~10m | 18~19°C | Hirasawa Marine Center |
| 2024-12-16 | 7~10m | 18~19°C | Hirasawa Marine Center |
| 2024-12-13 | 8~12m | 19~19°C | Hirasawa Marine Center |
| 2024-12-13 | 8~10m | 19~19°C | Hirasawa Marine Center |
| 2024-12-11 | 8~12m | 19~20°C | Hirasawa Marine Center |
| 2024-12-10 | 8~12m | 19~20°C | Hirasawa Marine Center |
| 2024-12-09 | 8~12m | 19~20°C | Hirasawa Marine Center |
| 2024-12-08 | 8~12m | 19~20°C | Hirasawa Marine Center |
| 2024-12-06 | 7~10m | 19~20°C | Hirasawa Marine Center |
| 2024-12-05 | 7~10m | 20~20°C | Hirasawa Marine Center |
| 2024-12-02 | 5~10m | 20~21°C | Hirasawa Marine Center |
| 2024-11-30 | 5~10m | 20~21°C | Hirasawa Marine Center |
| 2024-11-20 | 6~8m | 22~22°C | Hirasawa Marine Center |
| 2024-11-18 | 6~10m | 22~23°C | Hirasawa Marine Center |
| 2024-11-16 | 6~10m | 23~23°C | Hirasawa Marine Center |
| 2024-11-15 | 7~10m | 23~23°C | Hirasawa Marine Center |
| 2024-11-14 | 5~8m | 23~23°C | Hirasawa Marine Center |
| 2024-11-14 | 8~10m | 23~23°C | Hirasawa Marine Center |
| 2024-11-12 | 5~8m | 23~23°C | Hirasawa Marine Center |
| 2024-11-09 | 4~8m | 23~23°C | Hirasawa Marine Center |
| 2024-11-06 | 5~8m | 23~24°C | Hirasawa Marine Center |
| 2024-11-06 | 3~8m | 23~23°C | Hirasawa Marine Center |
| 2024-11-04 | 5~6m | 23~24°C | Hirasawa Marine Center |
| 2024-11-02 | 6~10m | 24~24°C | Hirasawa Marine Center |
| 2024-11-02 | 5~8m | 24~24°C | Hirasawa Marine Center |
| 2024-11-01 | 7~10m | 24~24°C | Hirasawa Marine Center |
| 2024-10-29 | 7~8m | 24~25°C | Hirasawa Marine Center |
| 2024-10-28 | 8~12m | 24~25°C | Hirasawa Marine Center |
| 2024-10-27 | 8~12m | 24~25°C | Hirasawa Marine Center |
| 2024-10-25 | 8~12m | 24~25°C | Hirasawa Marine Center |
| 2024-10-24 | 7~10m | 24~25°C | Hirasawa Marine Center |
| 2024-10-24 | 8~10m | 24~25°C | Hirasawa Marine Center |
| 2024-10-23 | 10~12m | 24~25°C | Hirasawa Marine Center |
| 2024-10-22 | 10~12m | 24~25°C | Hirasawa Marine Center |
| 2024-10-20 | 10~13m | 24~25°C | Hirasawa Marine Center |
| 2024-10-19 | 10~15m | 23~25°C | Hirasawa Marine Center |
| 2024-10-18 | 10~13m | 24~25°C | Hirasawa Marine Center |
| 2024-10-16 | 8~15m | 24~25°C | Hirasawa Marine Center |
| 2024-10-15 | 8~12m | 24~25°C | Hirasawa Marine Center |
| 2024-10-14 | 8~10m | 24~25°C | Hirasawa Marine Center |
| 2024-10-13 | 8~13m | 24~25°C | Hirasawa Marine Center |
| 2024-10-12 | 8~13m | 25~25°C | Hirasawa Marine Center |
| 2024-10-11 | 10~15m | 23~25°C | Hirasawa Marine Center |
| 2024-10-09 | 5~8m | 25~26°C | Hirasawa Marine Center |
| 2024-10-08 | 6~10m | 24~25°C | Hirasawa Marine Center |
| 2024-10-06 | 5~6m | 24~25°C | Hirasawa Marine Center |
| 2024-10-06 | 6~10m | 24~25°C | Hirasawa Marine Center |
| 2024-10-05 | 4~10m | 23~25°C | Hirasawa Marine Center |
| 2024-10-03 | 7~13m | 22~25°C | Hirasawa Marine Center |
| 2024-10-01 | 7~10m | 24~25°C | Hirasawa Marine Center |
| 2024-10-01 | 5~12m | 25~27°C | Hirasawa Marine Center |
| 2024-09-29 | 6~12m | 24~25°C | Hirasawa Marine Center |
| 2024-09-28 | 8~13m | 24~25°C | Hirasawa Marine Center |
| 2024-09-28 | 7~12m | 24~26°C | Hirasawa Marine Center |
| 2024-09-27 | 7~15m | 23~25°C | Hirasawa Marine Center |
| 2024-09-24 | 5~10m | 24~25°C | Hirasawa Marine Center |
| 2024-09-23 | 6~10m | 21~27°C | Hirasawa Marine Center |
| 2024-09-21 | 5~10m | 23~27°C | Hirasawa Marine Center |
| 2024-09-20 | 5~10m | 20~28°C | Hirasawa Marine Center |
| 2024-09-20 | 6~10m | 21~27°C | Hirasawa Marine Center |
| 2024-09-18 | 4~7m | 22~28°C | Hirasawa Marine Center |
| 2024-09-17 | 4~7m | 24~28°C | Hirasawa Marine Center |
| 2024-09-16 | 4~7m | 25~28°C | Hirasawa Marine Center |
| 2024-09-15 | 2~5m | 25~28°C | Hirasawa Marine Center |
| 2024-09-13 | 3~5m | 24~29°C | Hirasawa Marine Center |
| 2024-09-12 | 3~5m | 25~29°C | Hirasawa Marine Center |
| 2024-09-11 | 3~6m | 24~28°C | Hirasawa Marine Center |
| 2024-09-10 | 5~10m | 24~28°C | Hirasawa Marine Center |
| 2024-09-10 | 3~6m | 24~28°C | Hirasawa Marine Center |
| 2024-09-08 | 6~10m | 25~28°C | Hirasawa Marine Center |
| 2024-09-07 | 6~10m | 22~28°C | Hirasawa Marine Center |
| 2024-09-05 | 7~12m | 25~28°C | Hirasawa Marine Center |
| 2024-09-03 | 5~8m | 25~27°C | Hirasawa Marine Center |
| 2024-09-02 | 4~8m | 23~28°C | Hirasawa Marine Center |
| 2024-09-01 | 3~6m | 25~28°C | Hirasawa Marine Center |
| 2024-08-29 | 5~6m | 28~28°C | Hirasawa Marine Center |
| 2024-08-27 | 3~6m | 26~29°C | Hirasawa Marine Center |
| 2024-08-26 | 3~8m | 25~29°C | Hirasawa Marine Center |
| 2024-08-25 | 3~8m | 25~29°C | Hirasawa Marine Center |
| 2024-08-24 | 3~7m | 24~30°C | Hirasawa Marine Center |
| 2024-08-23 | 5~8m | 24~30°C | Hirasawa Marine Center |
| 2024-08-22 | 7~10m | 23~30°C | Hirasawa Marine Center |
| 2024-08-22 | 6~10m | 24~30°C | Hirasawa Marine Center |
| 2024-08-20 | 3~8m | 27~30°C | Hirasawa Marine Center |
| 2024-08-17 | 4~8m | 26~30°C | Hirasawa Marine Center |
| 2024-08-17 | 3~7m | 27~30°C | Hirasawa Marine Center |
| 2024-08-15 | 3~3m | --- | unknown |
| 2024-08-15 | 3~7m | 28~30°C | Hirasawa Marine Center |
| 2024-08-15 | 3~5m | --- | Hirasawa Marine Center |
| 2024-08-14 | 3~8m | 25~29°C | Hirasawa Marine Center |
| 2024-08-13 | 3~10m | 24~30°C | Hirasawa Marine Center |
| 2024-08-11 | 4~8m | 23~30°C | Hirasawa Marine Center |
| 2024-08-11 | 3~8m | 22~29°C | Hirasawa Marine Center |
| 2024-08-09 | 4~8m | 22~29°C | Hirasawa Marine Center |
| 2024-08-08 | 4~10m | 22~28°C | Hirasawa Marine Center |
| 2024-08-07 | 4~10m | 22~28°C | Hirasawa Marine Center |
| 2024-08-06 | 6~8m | 21~28°C | Hirasawa Marine Center |
| 2024-08-05 | 4~10m | 22~28°C | Hirasawa Marine Center |
| 2024-08-04 | 5~10m | 23~28°C | Hirasawa Marine Center |
| 2024-08-02 | 4~10m | 25~28°C | Hirasawa Marine Center |
| 2024-08-01 | 5~10m | 22~28°C | Hirasawa Marine Center |
| 2024-07-31 | 4~8m | 21~27°C | Hirasawa Marine Center |
| 2024-07-30 | 4~8m | 20~28°C | Hirasawa Marine Center |
| 2024-07-30 | 4~8m | 24~27°C | Hirasawa Marine Center |
| 2024-07-29 | 4~8m | 23~27°C | Hirasawa Marine Center |
| 2024-07-27 | 3~8m | 22~27°C | Hirasawa Marine Center |
| 2024-07-25 | 10~10m | 20~27°C | unknown |
| 2024-07-25 | 3~10m | 20~27°C | Hirasawa Marine Center |
| 2024-07-25 | 10~10m | 20~27°C | Hirasawa Marine Center |
| 2024-07-23 | 4~10m | 19~27°C | Hirasawa Marine Center |
| 2024-07-21 | 4~8m | 22~28°C | Hirasawa Marine Center |
| 2024-07-20 | 2~8m | 22~28°C | Hirasawa Marine Center |
| 2024-07-20 | 5~10m | 21~27°C | Hirasawa Marine Center |
| 2024-07-18 | 4~6m | 24~28°C | Hirasawa Marine Center |
| 2024-07-17 | 4~7m | 24~28°C | Hirasawa Marine Center |
| 2024-07-17 | 3~7m | 24~26°C | Hirasawa Marine Center |
| 2024-07-15 | 3~7m | 23~25°C | Hirasawa Marine Center |
| 2024-07-14 | 3~6m | 22~25°C | Hirasawa Marine Center |
| 2024-07-13 | 3~8m | 22~25°C | Hirasawa Marine Center |
| 2024-07-12 | 4~8m | 21~25°C | Hirasawa Marine Center |
| 2024-07-11 | 5~10m | 22~25°C | Hirasawa Marine Center |
| 2024-07-10 | 4~8m | 21~26°C | Hirasawa Marine Center |
| 2024-07-09 | 3~7m | 22~25°C | Hirasawa Marine Center |
| 2024-07-09 | 4~7m | 21~26°C | Hirasawa Marine Center |
| 2024-07-07 | 3~6m | 21~27°C | Hirasawa Marine Center |
| 2024-07-05 | 3~7m | 21~26°C | Hirasawa Marine Center |
| 2024-07-04 | 3~8m | 22~25°C | Hirasawa Marine Center |
| 2024-06-30 | 5~5m | 22~22°C | Hirasawa Marine Center |
| 2024-06-28 | 3~8m | 22~24°C | Hirasawa Marine Center |
| 2024-06-28 | 5~10m | 22~24°C | Hirasawa Marine Center |
| 2024-06-26 | 5~10m | 22~25°C | Hirasawa Marine Center |
| 2024-06-22 | 5~10m | 22~23°C | Hirasawa Marine Center |
| 2024-06-21 | 3~7m | 23~23°C | Hirasawa Marine Center |
| 2024-06-16 | 7~10m | 22~22°C | Hirasawa Marine Center |
| 2024-06-14 | 5~10m | 19~22°C | Hirasawa Marine Center |
| 2024-06-12 | 5~10m | 19~22°C | Hirasawa Marine Center |
| 2024-06-10 | 5~10m | 20~21°C | Hirasawa Marine Center |
| 2024-06-08 | 4~10m | 23~24°C | Hirasawa Marine Center |
| 2024-06-07 | 5~8m | 19~21°C | Hirasawa Marine Center |
| 2024-06-06 | 4~8m | 19~21°C | Hirasawa Marine Center |
| 2024-06-04 | 5~8m | 19~21°C | Hirasawa Marine Center |
| 2024-06-03 | 6~10m | 19~21°C | Hirasawa Marine Center |
| 2024-06-02 | 5~10m | 18~18°C | Hirasawa Marine Center |
| 2024-05-31 | 5~8m | 18~21°C | Hirasawa Marine Center |