Château-dʼOlonne Weather in May

May in Château-dʼOlonne averages 18°C (64°F) during the day and 12°C (54°F) at night. Around 59 mm (2.3 in) of rainfall is typical for this time of year.

Rainfall in Château-dʼOlonne in May

Records from the past 30 years suggest around 16 days of rain, with 59 mm (2.3 in) average 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 Château-dʼOlonne in May

Daytime temperatures in Château-dʼOlonne reach 18°C (64°F) in May, dropping to 12°C (54°F) at night. The difference between afternoon and evening temperatures is usually noticeable. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Château-dʼOlonne in May

Expect a lot of sunshine this month, with about 232 hours of sun. These sunny conditions add to the overall experience.

For Château-dʼOlonne itself, June, July, August and September generally stand out with 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.