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

54.6

°F

January 31, 08:53

Trend:

decreasing

Yesterday:

54.6°F

Tomorrow:

54.4°F

Sunrise:

07:14

Sunset:

17:48

Day Length:

10 h. 34 min.

Kumamoto in February

Minimum:

55.2°F

Average:

58.6°F

Maximum:

60.8°F

Sea water temperature in Kumamoto today

As of now, in Kumamoto, the water temperature is 54.6°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.8°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 58.5°F on 2015, while the historical minimum was 54.2°F on 2021.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 54.2°F, the minimum temperature may reach 53.9°F, and the maximum might stay at 54.4°F.

Daily water temperature in Kumamoto

Date Current Year

actual* / forecast**

last year 10 years average
Jan 17 56.1°F 54.6°F 56.6°F
Jan 18 56.1°F 55.0°F 56.6°F
Jan 19 54.6°F 55.3°F 56.2°F
Jan 20 53.5°F 55.9°F 56.3°F
Jan 21 53.1°F 56.2°F 56.1°F
Jan 22 52.0°F 54.6°F 55.9°F
Jan 23 52.7°F 55.0°F 56.1°F
Jan 24 53.4°F 55.0°F 56.2°F
Jan 25 54.3°F 54.9°F 56.2°F
Jan 26 54.0°F 54.9°F 56.0°F
Jan 27 54.4°F 54.4°F 56.1°F
Jan 28 54.2°F 54.6°F 56.2°F
Jan 29 54.2°F 54.4°F 56.2°F
Jan 30 54.6°F 54.7°F 56.4°F
Jan 31 54.6°F 55.1°F 56.3°F
Feb 1 54.4°F 55.4°F 56.2°F
Feb 2 54.2°F 55.6°F 56.0°F
Feb 3 54.3°F 55.9°F 56.1°F
Feb 4 54.2°F 56.1°F 56.0°F
Feb 5 54.1°F 56.4°F 55.9°F
Feb 6 53.9°F 55.8°F 55.7°F
Feb 7 54.1°F 56.0°F 55.9°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 126 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 58.2°F in Winter, 62.1°F in Spring, 79.0°F in Summer, and 74.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Nagasaki 59.1°F 47mi
Beppu 55.5°F 57mi
Fukuoka 56.2°F 57mi
Ōita 55.5°F 60mi

* current water temperature in this city

** straight line distance from Kumamoto