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

73.5

°F

January 22, 02:14

Trend:

stable

Yesterday:

73.5°F

Tomorrow:

73.5°F

Sunrise:

07:28

Sunset:

18:22

Day Length:

10 h. 54 min.

Ishigaki in January

Minimum:

74.2°F

Average:

75.6°F

Maximum:

76.9°F

Sea water temperature in Ishigaki today

As of now, in Ishigaki, the water temperature is 73.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.9°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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling 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 76.4°F on 2016, while the historical minimum was 72.4°F on 2021.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 73.3°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
Jan 8 74.3°F 75.0°F 75.2°F
Jan 9 74.5°F 75.2°F 75.2°F
Jan 10 74.2°F 74.7°F 75.1°F
Jan 11 74.1°F 74.5°F 75.0°F
Jan 12 73.8°F 74.5°F 74.9°F
Jan 13 73.6°F 74.0°F 74.7°F
Jan 14 73.8°F 74.1°F 74.7°F
Jan 15 73.9°F 74.8°F 74.6°F
Jan 16 73.9°F 74.5°F 74.4°F
Jan 17 74.0°F 74.5°F 74.5°F
Jan 18 73.9°F 74.4°F 74.5°F
Jan 19 74.4°F 74.2°F 74.4°F
Jan 20 74.1°F 74.3°F 74.4°F
Jan 21 73.5°F 74.1°F 74.4°F
Jan 22 73.5°F 73.6°F 74.4°F
Jan 23 73.5°F 73.5°F 74.4°F
Jan 24 73.4°F 73.5°F 74.3°F
Jan 25 73.3°F 73.8°F 74.2°F
Jan 26 73.3°F 73.7°F 74.2°F
Jan 27 73.4°F 73.8°F 74.3°F
Jan 28 73.2°F 73.1°F 74.1°F
Jan 29 73.1°F 72.7°F 74.0°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.