Olonne-sur-Mer Weather in May

Olonne-sur-Mer in May averages 18°C (64°F) during the day and 12°C (54°F) at night. Some rainfall is typical for this time of year.

Rainfall in Olonne-sur-Mer in May

You can expect rain on roughly 16 days based on historical data, averaging 60 mm (2.4 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Olonne-sur-Mer in May

May in Olonne-sur-Mer brings pleasant temperatures, with highs of 18°C (64°F) and nights around 12°C (54°F). Conditions are often most pleasant around the middle of the day. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Olonne-sur-Mer in May

Enjoy a sunny month with about 232 hours of sunshine, the clear skies make Olonne-sur-Mer even more beautiful.

If you prefer enjoying temperate temperatures and rain-free days, 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.