Shibushi — Water Temperature in April

Water Temperature Range

17°C

minimum

19°C

average

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

At such water and air temperatures, swimming feels cool and invigorating. It’s comfortable for a quick dip, and you’ll feel fine as long as you warm up soon after.