Rushmere — Water Temperature in April

Water Temperature Range

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

April: Climate and Swimming Opportunities

Average Night Air Temperature

9°C

Average Day Air Temperature

17°C

Precipitation Amount per Month

81 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

9 hrs

Average Wind Speed

17 km/h

Average Humidity

65%

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.