Bourcefranc Le Chapus — Water Temperature in May

Water Temperature Range

12°C

minimum

15°C

average

19°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	2025	2024	2023	2022
MAY 1	14°C	14°C	13°C	15°C
MAY 2	14°C	15°C	13°C	15°C
MAY 3	14°C	15°C	13°C	14°C
MAY 4	14°C	15°C	13°C	14°C
MAY 5	15°C	15°C	14°C	15°C
MAY 6	15°C	16°C	14°C	15°C
MAY 7	15°C	16°C	14°C	15°C
MAY 8	15°C	16°C	14°C	16°C
MAY 9	15°C	16°C	14°C	16°C
MAY 10	15°C	14°C	14°C	16°C
MAY 11	15°C	15°C	14°C	17°C
MAY 12	15°C	15°C	14°C	17°C
MAY 13	15°C	15°C	14°C	16°C
MAY 14	15°C	15°C	14°C	16°C
MAY 15	15°C	15°C	14°C	16°C
MAY 16	16°C	16°C	15°C	16°C
MAY 17	15°C	16°C	14°C	15°C
MAY 18	15°C	15°C	14°C	15°C
MAY 19	16°C	16°C	14°C	15°C
MAY 20	16°C	16°C	14°C	16°C
MAY 21	16°C	16°C	14°C	16°C
MAY 22	16°C	16°C	15°C	16°C
MAY 23	16°C	17°C	14°C	16°C
MAY 24	16°C	16°C	15°C	16°C
MAY 25	16°C	16°C	15°C	16°C
MAY 26	16°C	16°C	15°C	17°C
MAY 27	16°C	15°C	15°C	17°C
MAY 28	17°C	16°C	16°C	17°C
MAY 29	17°C	16°C	15°C	17°C
MAY 30	17°C	17°C	16°C	18°C
MAY 31	17°C	17°C	16°C	18°C

May: Climate and Swimming Opportunities

Average Night Air Temperature

11°C

Average Day Air Temperature

20°C

Precipitation Amount per Month

55 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

7 hrs

Average Wind Speed

17 km/h

Average Humidity

77%

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.