Kitakyushu — Water Temperature in April

Water Temperature Range

9°C

minimum

14°C

average

18°C

maximum

Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
APR 1	-	14°C	13°C	16°C
APR 2	14°C	13°C	13°C	15°C
APR 3	14°C	13°C	13°C	15°C
APR 4	15°C	13°C	13°C	16°C
APR 5	15°C	13°C	12°C	15°C
APR 6	15°C	13°C	12°C	16°C
APR 7	15°C	13°C	13°C	15°C
APR 8	15°C	14°C	13°C	16°C
APR 9	15°C	14°C	12°C	16°C
APR 10	15°C	14°C	13°C	16°C
APR 11	15°C	14°C	12°C	16°C
APR 12	15°C	14°C	13°C	16°C
APR 13	15°C	14°C	14°C	16°C
APR 14	16°C	14°C	14°C	16°C
APR 15	16°C	14°C	14°C	16°C
APR 16	16°C	15°C	14°C	16°C
APR 17	16°C	15°C	14°C	16°C
APR 18	-	15°C	14°C	17°C
APR 19	-	15°C	14°C	16°C
APR 20	-	15°C	14°C	16°C
APR 21	-	15°C	15°C	16°C
APR 22	-	15°C	14°C	17°C
APR 23	-	15°C	14°C	17°C
APR 24	-	16°C	15°C	17°C
APR 25	-	15°C	14°C	17°C
APR 26	-	16°C	15°C	18°C
APR 27	-	16°C	15°C	17°C
APR 28	-	16°C	15°C	18°C
APR 29	-	16°C	15°C	17°C
APR 30	-	16°C	15°C	17°C

April: Climate and Swimming Opportunities

Average Night Air Temperature

10°C

Average Day Air Temperature

20°C

Precipitation Amount per Month

128 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

6 hrs

Average Wind Speed

12 km/h

Average Humidity

70%

With such a ratio between the average monthly temperatures of water and air, swimming feels very cold and is only for cold-water enthusiasts. Most people will prefer just a brief splash, because warming up afterward can take time.