What is the current water temperature in Kitakyushu?

Q: What is the current water temperature in Kitakyushu?

As of now, in Kitakyushu, the water temperature is 14.52°C. 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.

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.

58.1

°F

January 5, 10:47

Trend:

decreasing

Yesterday:

58.2°F

Tomorrow:

58.0°F

Sunrise:

07:22

Sunset:

17:22

Day Length:

10 h. 0 min.

Kitakyushu in January

Minimum:

55.5°F

Average:

58.0°F

Maximum:

59.9°F

Sea water temperature in Kitakyushu today

As of now, in Kitakyushu, the water temperature is 58.1°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 0.3°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 59.9°F on 2016, while the historical minimum was 55.8°F on 2025.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 57.7°F, the minimum temperature may reach 57.1°F, and the maximum might stay at 58.0°F.

Daily water temperature in Kitakyushu

Date	Current Year actual* / forecast**	last year	10 years average
Jan 1	58.3°F	57.3°F	58.0°F
Jan 2	58.4°F	57.3°F	58.0°F
Jan 3	58.4°F	56.8°F	57.9°F
Jan 4	58.2°F	56.8°F	57.9°F
Jan 5	58.1°F	55.8°F	57.9°F
Jan 6	58.0°F	56.1°F	57.8°F
Jan 7	57.8°F	55.4°F	57.5°F
Jan 8	57.7°F	55.7°F	57.5°F
Jan 9	57.7°F	55.9°F	57.5°F
Jan 10	57.7°F	56.1°F	57.4°F
Jan 11	57.5°F	56.3°F	57.2°F
Jan 12	57.1°F	56.4°F	56.9°F
Dec 22	59.7°F	59.0°F	59.9°F
Dec 23	59.5°F	59.5°F	59.8°F
Dec 24	59.4°F	57.4°F	59.5°F
Dec 25	59.5°F	58.6°F	59.5°F
Dec 26	59.6°F	58.8°F	59.4°F
Dec 27	59.6°F	58.5°F	59.1°F
Dec 28	59.4°F	58.7°F	58.7°F
Dec 29	58.6°F	58.2°F	58.4°F
Dec 30	58.6°F	58.2°F	58.1°F
Dec 31	58.9°F	58.2°F	58.2°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, 59.4°F in Spring, 77.9°F in Summer, and 73.7°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Shimonoseki	58.4°F	9mi
Fukuoka	58.6°F	30mi
Beppu	60.0°F	54mi
Ōita	60.1°F	61mi

* current water temperature in this city

** straight line distance from Kitakyushu