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

83.5

°F

June 22, 16:38

Trend:

stable

Yesterday:

83.2°F

Tomorrow:

83.5°F

Sunrise:

05:56

Sunset:

19:35

Day Length:

13 h. 39 min.

Ishigaki in June

Minimum:

73.8°F

Average:

75.3°F

Maximum:

77.1°F

Sea water temperature in Ishigaki today

As of now, in Ishigaki, the water temperature is 83.5°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 0.5°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming 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 85.6°F on 2021, while the historical minimum was 82.0°F on 2023.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 83.9°F, with minimum temperature starting at 83.5°F, while the maximum might reach 84.2°F.

Daily water temperature in Ishigaki

Date Current Year

actual* / forecast**

last year 10 years average
Jun 8 82.6°F 83.0°F 82.6°F
Jun 9 82.0°F 83.1°F 82.7°F
Jun 10 81.0°F 83.8°F 82.8°F
Jun 11 81.3°F 84.3°F 83.0°F
Jun 12 81.0°F 84.2°F 83.0°F
Jun 13 80.3°F 83.9°F 82.7°F
Jun 14 81.0°F 84.0°F 82.9°F
Jun 15 81.7°F 84.4°F 82.9°F
Jun 16 81.8°F 83.9°F 82.6°F
Jun 17 81.8°F 84.1°F 83.0°F
Jun 18 82.0°F 83.8°F 83.2°F
Jun 19 82.7°F 83.4°F 83.3°F
Jun 20 82.7°F 84.3°F 83.4°F
Jun 21 83.2°F 84.3°F 83.7°F
Jun 22 83.5°F 85.4°F 84.0°F
Jun 23 83.5°F 85.0°F 84.0°F
Jun 24 83.8°F 85.6°F 84.3°F
Jun 25 83.8°F 85.5°F 84.3°F
Jun 26 83.9°F 85.4°F 84.4°F
Jun 27 84.1°F 86.6°F 84.6°F
Jun 28 84.1°F 86.7°F 84.6°F
Jun 29 84.2°F 86.5°F 84.7°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.