Crystal Coast — Water Temperature in April

Water Temperature Range

15°C

minimum

19°C

average

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

April: Climate and Swimming Opportunities

Average Night Air Temperature

11°C

Average Day Air Temperature

21°C

Precipitation Amount per Month

78 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

9 hrs

Average Wind Speed

18 km/h

Average Humidity

67%

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.