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Les Sables-dʼOlonne Weather in August
August in Les Sables-dʼOlonne typically sees daytime highs of 23°C (73°F) and nighttime lows of 17°C (63°F). Expect some rainfall during the month. It falls within the summer season.
Rainfall in Les Sables-dʼOlonne in August
Typically, you can expect about 11 days of rain this month, with 45 mm (1.8 in) on average. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Les Sables-dʼOlonne in August
The temperature in Les Sables-dʼOlonne in August is excellent. Daytime highs reach 23°C (73°F), with nights dropping to 17°C (63°F). August is part of the summer season. This kind of day-to-night contrast is typical for this time of year. With lows of 17°C (63°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, it sees the highest temps of the year.
Sunshine in Les Sables-dʼOlonne in August
Enjoy a sunny month with about 261 hours of sunshine, the clear skies make Les Sables-dʼOlonne even more beautiful.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
Les Sables-dʼOlonne Temperature in August
Min Temperature
17°C (63°F)
Max Temperature
23°C (73°F)
Chance of Rain
38%
Precipitation
45 mm (1.8 in)
Rainy days
11 days
Humidity
77% *
Sunshine
261 hours *
Percentage Sunshine
*
* Data from: La Rochelle, France (61 KM, 38 Miles).
Les Sables-dʼOlonne Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Les Sables-dʼOlonne - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Les Sables-dʼOlonne typically stay consistent throughout August, with daily highs averaging around 23°C (73°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 16°C (61°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather records for Les Sables-dʼOlonne in August
Browse day-by-day weather records for Les Sables-dʼOlonne spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Les Sables-dʼOlonne historical weather extremes in August
According to our 50 years of weather records for Les Sables-dʼOlonne, the following extremes were recorded between 1976 and 2026.
- On August 5, 2003, temperatures climbed to 38°C (100°F), marking the warmest August day on record.
- The lowest daytime temperature in August was 16°C (61°F), recorded on August 1, 1978.
- Nighttime temperatures dropped to 6°C (43°F) on August 31, 1986, marking the coldest August night on record.
Best Places in France in August
Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in August →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Les Sables-dʼOlonne in August
Pleasant temperatures in August mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Les Sables-dʼOlonne in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Barbeque9/10 -
Camping10/10 -
Outdoor sports10/10
Les Sables-dʼOlonne 3-Day Forecast
More climate data for Les Sables-dʼOlonne
Temperature Rainfall Sunshine Humidity
See the full Les Sables-dʼOlonne climate overview or explore weather in France.
Popular in August
Where to go in August - average daytime high across popular destinations.
Marseille
32°C (90°F) Toulouse
29°C (84°F) Bordeaux29°C (84°F) Lyon28°C (82°F) Cannes27°C (81°F) Nice27°C (81°F) Paris26°C (79°F) Chamonix-Mont-Blanc
18°C (64°F) Bucket list
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