Water temperature in Ishigaki
84.1
°F
September 15, 14:09
Trend:
decreasingYesterday:
84.2°FTomorrow:
83.8°F
Sunrise:
Sunset:
Day Length:
12 h. 19 min.Ishigaki in September
Minimum:
73.0°FAverage:
75.2°FMaximum:
77.3°FSea water temperature in Ishigaki today
As of now, in Ishigaki, the water temperature is 84.1°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 0.6°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.Recent sea temperature and forecast
Today's water temperature closely matches the previous two weeks' average, indicating a stable trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 87.0°F on 2025, while the historical minimum was 81.8°F on 2022.
Daily water temperature in Ishigaki
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Sep 1 | 84.8°F | 86.3°F | 85.7°F |
| Sep 2 | 84.4°F | 86.3°F | 85.4°F |
| Sep 3 | 84.4°F | 86.3°F | 85.3°F |
| Sep 4 | 84.1°F | 86.8°F | 85.4°F |
| Sep 5 | 84.2°F | 86.6°F | 85.2°F |
| Sep 6 | 84.5°F | 86.8°F | 85.1°F |
| Sep 7 | 84.5°F | 86.8°F | 85.0°F |
| Sep 8 | 84.1°F | 87.0°F | 85.0°F |
| Sep 9 | 84.0°F | 86.6°F | 84.9°F |
| Sep 10 | 83.9°F | 87.1°F | 85.0°F |
| Sep 11 | 83.9°F | 87.0°F | 85.2°F |
| Sep 12 | 83.8°F | 86.6°F | 85.0°F |
| Sep 13 | 84.1°F | 86.9°F | 84.8°F |
| Sep 14 | 84.2°F | 86.7°F | 84.8°F |
| Sep 15 | 84.1°F | 87.0°F | 84.7°F |
| Sep 16 | 83.8°F | 85.9°F | 84.4°F |
| Sep 17 | 83.9°F | 86.8°F | 84.5°F |
| Sep 18 | 83.9°F | 87.4°F | 84.6°F |
| Sep 19 | 84.0°F | 86.5°F | 84.6°F |
| Sep 20 | 83.9°F | 86.2°F | 84.5°F |
| Sep 21 | 83.8°F | 86.2°F | 84.4°F |
| Sep 22 | 83.8°F | 86.3°F | 84.4°F |
* actual - actual temperature values
** forecast - projected values for the next week
Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.
Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.