Les Sables-d'Olonne — Water Temperature in July

Water Temperature Range

16°C

minimum

19°C

average

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

July: Climate and Swimming Opportunities

Average Night Air Temperature

16°C

Average Day Air Temperature

24°C

Precipitation Amount per Month

37 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

9 hrs

Average Wind Speed

17 km/h

Average Humidity

75%

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.