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 20.74°C. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

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.

69.3

°F

May 20, 11:48

Trend:

increasing

Yesterday:

69.1°F

Tomorrow:

69.5°F

Sunrise:

05:13

Sunset:

19:14

Day Length:

14 h. 1 min.

Kitakyushu in May

Minimum:

55.8°F

Average:

57.9°F

Maximum:

59.9°F

Sea water temperature in Kitakyushu today

As of now, in Kitakyushu, the water temperature is 69.3°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 3.5°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 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 67.1°F on 2019, while the historical minimum was 64.2°F on 2020.

latest data

last year

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 70.4°F, with minimum temperature starting at 69.5°F, while the maximum might reach 71.0°F.

Daily water temperature in Kitakyushu

Date	Current Year actual* / forecast**	last year	10 years average
May 6	64.3°F	61.6°F	63.1°F
May 7	64.7°F	61.7°F	63.5°F
May 8	65.1°F	62.9°F	64.0°F
May 9	64.7°F	63.0°F	63.8°F
May 10	64.6°F	63.3°F	64.1°F
May 11	65.6°F	62.8°F	63.6°F
May 12	65.4°F	63.1°F	63.9°F
May 13	65.8°F	63.5°F	64.1°F
May 14	66.9°F	64.0°F	64.4°F
May 15	68.6°F	62.8°F	64.5°F
May 16	68.7°F	63.0°F	65.0°F
May 17	68.1°F	63.4°F	65.0°F
May 18	68.6°F	64.9°F	65.8°F
May 19	69.1°F	65.2°F	65.6°F
May 20	69.3°F	65.6°F	65.8°F
May 21	69.5°F	65.7°F	65.9°F
May 22	69.7°F	65.8°F	66.1°F
May 23	70.2°F	65.9°F	66.7°F
May 24	70.4°F	66.0°F	66.9°F
May 25	70.8°F	66.1°F	67.3°F
May 26	71.0°F	65.5°F	67.5°F
May 27	70.9°F	63.6°F	67.4°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, 77.9°F in Summer, and 73.7°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Shimonoseki	68.8°F	9mi
Fukuoka	73.0°F	30mi
Beppu	71.6°F	54mi
Ōita	70.9°F	61mi

* current water temperature in this city

** straight line distance from Kitakyushu