Plymouth — Water Temperature in June

Water Temperature Range

10°C

minimum

16°C

average

21°C

maximum

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

June: Climate and Swimming Opportunities

Average Night Air Temperature

14°C

Average Day Air Temperature

23°C

Precipitation Amount per Month

99 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

9 hrs

Average Wind Speed

14 km/h

Average Humidity

69%

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.