What is the current water temperature in Kitakyushu?

As of now, in Kitakyushu, the water temperature is 25.49°C. It's safe to say that the water is comfortably warm for various water-related activities.

Japan > Kitakyushu

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.

77.9

°F

October 8, 00:29

Trend:

stable

Yesterday:

77.8°F

Tomorrow:

77.8°F

Sunrise:

06:16

Sunset:

17:53

Day Length:

11 h. 37 min.

Kitakyushu in October

Minimum:

54.3°F

Average:

57.3°F

Maximum:

58.9°F

Sea water temperature in Kitakyushu today

As of now, in Kitakyushu, the water temperature is 77.9°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.0°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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 81.6°F on 2025, while the historical minimum was 73.2°F on 2018.

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 maximum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 77.1°F, the minimum temperature may reach 76.4°F, and the maximum might stay at 77.8°F.

Daily water temperature in Kitakyushu

Date	Current Year actual* / forecast**	last year	10 years average
Sep 24	78.2°F	82.1°F	78.2°F
Sep 25	79.7°F	81.8°F	78.1°F
Sep 26	78.9°F	81.1°F	77.9°F
Sep 27	78.1°F	80.5°F	77.7°F
Sep 28	78.5°F	81.4°F	77.9°F
Sep 29	78.6°F	80.5°F	77.8°F
Sep 30	78.2°F	82.0°F	77.6°F
Oct 1	77.5°F	79.9°F	77.0°F
Oct 2	77.8°F	79.6°F	76.8°F
Oct 3	77.4°F	79.1°F	76.7°F
Oct 4	77.2°F	78.6°F	76.5°F
Oct 5	77.9°F	78.3°F	76.4°F
Oct 6	78.5°F	77.5°F	76.2°F
Oct 7	77.8°F	78.4°F	75.8°F
Oct 8	77.9°F	81.6°F	75.8°F
Oct 9	77.8°F	81.4°F	75.8°F
Oct 10	77.8°F	81.2°F	75.7°F
Oct 11	77.5°F	79.5°F	75.4°F
Oct 12	77.2°F	78.1°F	75.1°F
Oct 13	76.8°F	78.3°F	74.8°F
Oct 14	76.7°F	78.4°F	74.7°F
Oct 15	76.4°F	78.0°F	74.4°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, 78.1°F in Summer, and 73.8°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Shimonoseki	76.7°F	9mi
Fukuoka	75.6°F	30mi
Beppu	76.9°F	54mi
Ōita	77.1°F	61mi

* current water temperature in this city

** straight line distance from Kitakyushu