All data are in degrees Fahrenheit

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Water temperature in Kitakyushu

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

72.2

°F

June 3, 12:06

Trend:

increasing

Yesterday:

71.6°F

Tomorrow:

72.6°F

Sunrise:

05:06

Sunset:

19:23

Day Length:

14 h. 17 min.

Kitakyushu in June

Minimum:

56.1°F

Average:

57.8°F

Maximum:

59.7°F

Sea water temperature in Kitakyushu today

As of now, in Kitakyushu, the water temperature is 72.2°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 2.9°F higher 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 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 70.8°F on 2022, while the historical minimum was 67.9°F on 2025.

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 72.9°F, with minimum temperature starting at 72.5°F, while the maximum might reach 73.7°F.

Daily water temperature in Kitakyushu

Date Current Year

actual* / forecast**

last year 10 years average
May 20 68.9°F 65.6°F 66.1°F
May 21 68.1°F 65.7°F 66.1°F
May 22 68.5°F 65.8°F 66.4°F
May 23 67.8°F 65.9°F 66.8°F
May 24 67.6°F 66.0°F 67.0°F
May 25 70.2°F 66.1°F 67.5°F
May 26 70.6°F 65.5°F 67.8°F
May 27 70.4°F 63.6°F 67.7°F
May 28 70.3°F 66.2°F 68.1°F
May 29 71.4°F 66.3°F 68.3°F
May 30 70.6°F 66.1°F 68.3°F
May 31 70.7°F 67.0°F 68.8°F
Jun 1 71.6°F 67.1°F 68.7°F
Jun 2 71.6°F 67.9°F 68.7°F
Jun 3 72.2°F 67.9°F 69.3°F
Jun 4 72.6°F 68.1°F 69.7°F
Jun 5 72.5°F 67.1°F 69.6°F
Jun 6 72.8°F 68.4°F 69.9°F
Jun 7 73.0°F 67.9°F 70.1°F
Jun 8 72.9°F 68.1°F 70.0°F
Jun 9 73.2°F 68.5°F 70.3°F
Jun 10 73.7°F 68.6°F 70.8°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 Kitakyushu by month

In Kitakyushu, the months July through October offer comfortable swimming conditions, which amounts to 120 swimming days.
The warmest water in Kitakyushu was recorded on August 8, 2024, reaching a 87.9°F. While the coldest temperature occurred on March 10, 2025, dipping to 48.8°F. The average readings by season are 57.1°F in Winter, 59.5°F in Spring, 77.9°F in Summer, and 73.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Shimonoseki 72.0°F 9mi
Fukuoka 75.4°F 30mi
Beppu 74.8°F 54mi
Ōita 76.2°F 61mi

* current water temperature in this city

** straight line distance from Kitakyushu