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Les Sables-dʼOlonne Weather in May
In Les Sables-dʼOlonne, May brings pleasant daytime temperatures around 18°C (64°F), with nights cooling to 12°C (54°F). Some rainfall is to be expected.
Rainfall in Les Sables-dʼOlonne in May
Typically, you can expect about 16 days of rain this month, with 59 mm (2.3 in) on average. With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Les Sables-dʼOlonne in May
If you're visiting Les Sables-dʼOlonne in May, expect highs of 18°C (64°F) and overnight lows around 12°C (54°F). Conditions are often most pleasant around the middle of the day. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Les Sables-dʼOlonne in May
The month enjoys around 232 hours of sunshine, creating mostly sunny days with good weather conditions.If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Les Sables-dʼOlonne Temperature in May
Min Temperature
12°C (54°F)
Max Temperature
18°C (64°F)
Chance of Rain
53%
Precipitation
59 mm (2.3 in)
Rainy days
16 days
Humidity
79% *
Sunshine
232 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 rise from around 17°C (63°F) at the start of May to approximately 20°C (68°F) by the end. Nights are cool, with lows typically ranging from 9°C (48°F) to 12°C (54°F).
Average temperatures in May
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 May
Historical weather records for Les Sables-dʼOlonne in May
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 May
Our historical data for Les Sables-dʼOlonne spans 1976 to 2026, revealing these weather extremes.
- On May 26, 2026, temperatures climbed to 35°C (95°F), marking the warmest May day on record.
- The lowest daytime temperature in May was 9°C (48°F), recorded on May 4, 1991.
- Nighttime temperatures dropped to 1°C (34°F) on May 14, 1995, marking the coldest May night on record.
- The heaviest May precipitation occurred on May 30, 2016, when 30 mm (1.2 in) of precipitation fell.
Best Places in France in May
Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in May →
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 May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Les Sables-dʼOlonne in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Camping8/10 -
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.
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Where to go in May - average daytime high across popular destinations.
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