All data are in degrees Fahrenheit

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Water temperature in Ishigaki

Detailed information about the current water temperature in Ishigaki. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Ishigaki now

74.1

°F

February 19, 06:39

Trend:

increasing

Yesterday:

74.0°F

Tomorrow:

74.1°F

Sunrise:

07:15

Sunset:

18:40

Day Length:

11 h. 25 min.

Ishigaki in February

Minimum:

74.4°F

Average:

75.5°F

Maximum:

77.2°F

Sea water temperature in Ishigaki today

As of now, in Ishigaki, the water temperature is 74.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.3°F higher 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 stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. 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 75.9°F on 2019, while the historical minimum was 71.5°F on 2025.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 74.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Ishigaki

Date Current Year

actual* / forecast**

last year 10 years average
Feb 5 73.5°F 72.4°F 73.8°F
Feb 6 73.6°F 72.5°F 73.7°F
Feb 7 73.7°F 72.7°F 73.7°F
Feb 8 73.3°F 72.1°F 73.7°F
Feb 9 73.2°F 72.2°F 73.5°F
Feb 10 74.1°F 72.4°F 73.8°F
Feb 11 73.7°F 72.7°F 73.9°F
Feb 12 73.5°F 72.6°F 73.7°F
Feb 13 73.6°F 71.6°F 73.7°F
Feb 14 73.8°F 71.5°F 73.9°F
Feb 15 74.2°F 71.5°F 73.9°F
Feb 16 74.7°F 72.2°F 74.0°F
Feb 17 74.5°F 72.1°F 74.0°F
Feb 18 74.0°F 71.6°F 73.7°F
Feb 19 74.1°F 71.5°F 73.8°F
Feb 20 74.1°F 72.0°F 73.8°F
Feb 21 74.1°F 72.0°F 73.8°F
Feb 22 74.2°F 72.4°F 73.9°F
Feb 23 74.3°F 72.4°F 74.0°F
Feb 24 74.1°F 72.2°F 73.8°F
Feb 25 74.2°F 72.2°F 73.9°F
Feb 26 74.0°F 71.9°F 73.7°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.

Sea water temperature in Ishigaki by month

In Ishigaki, the water temperature is comfortable for swimming all year round.
The warmest water in Ishigaki was recorded on July 19, 2024, reaching a 88.6°F. While the coldest temperature occurred on February 14, 2025, dipping to 71.5°F. The average readings by season are 75.1°F in Winter, 76.9°F in Spring, 84.7°F in Summer, and 82.4°F in Autumn.