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 14.61°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.

58.3

°F

April 6, 07:04

Trend:

stable

Yesterday:

58.3°F

Tomorrow:

58.3°F

Sunrise:

05:59

Sunset:

18:40

Day Length:

12 h. 41 min.

Kitakyushu in April

Minimum:

56.2°F

Average:

57.9°F

Maximum:

59.8°F

Sea water temperature in Kitakyushu today

As of now, in Kitakyushu, the water temperature is 58.3°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 1.2°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 notably higher than the average recorded over the past two weeks, indicating a significant warming 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 60.6°F on 2021, while the historical minimum was 55.1°F on 2025.

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 suggests a gradual increase. The average temperature is expected to rise up to 58.9°F, with minimum temperature starting at 58.3°F, while the maximum might reach 59.5°F.

Daily water temperature in Kitakyushu

Date	Current Year actual* / forecast**	last year	10 years average
Mar 23	55.4°F	54.9°F	55.3°F
Mar 24	55.5°F	54.2°F	55.0°F
Mar 25	55.8°F	53.4°F	55.1°F
Mar 26	56.6°F	53.6°F	55.2°F
Mar 27	55.5°F	55.5°F	55.4°F
Mar 28	55.5°F	55.6°F	55.3°F
Mar 29	55.8°F	55.6°F	55.6°F
Mar 30	56.4°F	55.8°F	55.9°F
Mar 31	56.5°F	56.5°F	56.2°F
Apr 1	56.4°F	56.5°F	56.4°F
Apr 2	57.8°F	56.3°F	56.7°F
Apr 3	57.0°F	56.0°F	56.7°F
Apr 4	57.7°F	55.9°F	56.9°F
Apr 5	58.3°F	54.2°F	57.1°F
Apr 6	58.3°F	55.1°F	57.1°F
Apr 7	58.3°F	55.5°F	57.0°F
Apr 8	58.6°F	57.2°F	57.4°F
Apr 9	58.8°F	57.3°F	57.6°F
Apr 10	59.2°F	57.5°F	58.0°F
Apr 11	59.0°F	56.9°F	57.7°F
Apr 12	59.1°F	57.8°F	57.9°F
Apr 13	59.5°F	59.6°F	58.3°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	58.1°F	9mi
Fukuoka	59.3°F	30mi
Beppu	57.8°F	54mi
Ōita	58.0°F	61mi

* current water temperature in this city

** straight line distance from Kitakyushu