What is the current water temperature in Ishigaki?

As of now, in Ishigaki, the water temperature is 23.94°C. It's safe to say that the water is comfortably warm for various water-related activities.

Japan > Ishigaki

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.

75.1

°F

March 22, 02:26

Trend:

decreasing

Yesterday:

75.1°F

Tomorrow:

74.9°F

Sunrise:

06:46

Sunset:

18:55

Day Length:

12 h. 9 min.

Ishigaki in March

Minimum:

74.0°F

Average:

75.3°F

Maximum:

77.0°F

Sea water temperature in Ishigaki today

As of now, in Ishigaki, the water temperature is 75.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.6°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 fall a bit.

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 76.4°F on 2019, while the historical minimum was 73.0°F on 2025.

latest data

last year

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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 75.3°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
Mar 8	73.6°F	73.1°F	74.0°F
Mar 9	74.0°F	73.5°F	74.1°F
Mar 10	72.9°F	73.6°F	74.2°F
Mar 11	73.5°F	73.8°F	74.2°F
Mar 12	73.9°F	73.8°F	74.1°F
Mar 13	74.4°F	74.2°F	74.1°F
Mar 14	74.1°F	74.4°F	74.1°F
Mar 15	74.8°F	74.4°F	74.1°F
Mar 16	74.8°F	74.6°F	74.2°F
Mar 17	74.8°F	73.7°F	74.2°F
Mar 18	74.7°F	73.6°F	74.2°F
Mar 19	75.2°F	73.6°F	74.3°F
Mar 20	74.9°F	73.7°F	74.4°F
Mar 21	75.1°F	73.1°F	74.5°F
Mar 22	75.1°F	73.0°F	74.4°F
Mar 23	74.9°F	73.1°F	74.3°F
Mar 24	75.1°F	73.2°F	74.4°F
Mar 25	75.3°F	73.7°F	74.6°F
Mar 26	75.5°F	74.1°F	74.9°F
Mar 27	75.4°F	74.6°F	74.8°F
Mar 28	75.5°F	74.5°F	74.9°F
Mar 29	75.4°F	74.3°F	74.8°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.