All data are in degrees Fahrenheit

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Water temperature in Kumamoto

Detailed information about the current water temperature in Kumamoto. 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 Kumamoto now

82.3

°F

July 6, 11:47

Trend:

increasing

Yesterday:

82.2°F

Tomorrow:

83.0°F

Sunrise:

05:15

Sunset:

19:29

Day Length:

14 h. 14 min.

Kumamoto in July

Minimum:

55.0°F

Average:

58.0°F

Maximum:

60.4°F

Sea water temperature in Kumamoto today

As of now, in Kumamoto, the water temperature is 82.3°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 4.5°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 rise a bit.

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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 80.5°F on 2024, while the historical minimum was 73.2°F on 2015.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 83.6°F, with minimum temperature starting at 83.0°F, while the maximum might reach 84.1°F.

Daily water temperature in Kumamoto

Date Current Year

actual* / forecast**

last year 10 years average
Jun 22 78.3°F 74.8°F 74.4°F
Jun 23 78.2°F 74.9°F 74.8°F
Jun 24 78.0°F 75.0°F 74.9°F
Jun 25 78.1°F 75.1°F 75.0°F
Jun 26 78.2°F 75.3°F 75.3°F
Jun 27 78.0°F 75.5°F 75.6°F
Jun 28 80.4°F 75.7°F 76.2°F
Jun 29 82.2°F 75.8°F 76.7°F
Jun 30 81.9°F 75.7°F 77.0°F
Jul 1 83.0°F 75.8°F 77.2°F
Jul 2 84.0°F 76.1°F 77.4°F
Jul 3 85.2°F 76.1°F 77.6°F
Jul 4 84.1°F 79.4°F 78.0°F
Jul 5 82.2°F 80.0°F 77.7°F
Jul 6 82.3°F 80.5°F 77.8°F
Jul 7 83.0°F 82.1°F 78.5°F
Jul 8 83.2°F 82.1°F 78.7°F
Jul 9 83.4°F 83.8°F 78.9°F
Jul 10 83.8°F 83.1°F 79.3°F
Jul 11 83.8°F 82.7°F 79.3°F
Jul 12 84.0°F 82.4°F 79.5°F
Jul 13 84.1°F 82.3°F 79.6°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 Kumamoto by month

In Kumamoto, the months July through October offer comfortable swimming conditions, which amounts to 127 swimming days.
The warmest water in Kumamoto was recorded on August 2, 2024, reaching a 89.5°F. While the coldest temperature occurred on February 24, 2018, dipping to 49.7°F. The average readings by season are 58.1°F in Winter, 62.0°F in Spring, 79.0°F in Summer, and 74.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Nagasaki 82.2°F 47mi
Beppu 80.2°F 57mi
Fukuoka 81.7°F 57mi
Ōita 78.7°F 60mi

* current water temperature in this city

** straight line distance from Kumamoto