Matsuyama — Water Temperature in April

Water Temperature Range

12°C

minimum

16°C

average

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

April: Climate and Swimming Opportunities

Average Night Air Temperature

9°C

Average Day Air Temperature

19°C

Precipitation Amount per Month

153 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

6 hrs

Average Wind Speed

12 km/h

Average Humidity

69%

At such water and air temperatures, swimming often feels chilly and is best for short swims. Getting out can feel cold, so it helps to have dry clothes ready right away.