Casteljau Weather in May

Casteljau in May sees pleasant daytime temperatures of 21°C (70°F) and nighttime lows of 10°C (50°F). Rainfall is fairly high this month at around 102 mm (4 in), so pack a rain jacket to stay dry.

Rainfall in Casteljau in May

Expect around 12 days of rain based on historical data, with 102 mm (4 in) average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Casteljau in May

May in Casteljau brings typical temperatures with highs around 21°C (70°F) and lows of 10°C (50°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to around 10°C (50°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 Casteljau in May

There are approximately 254 hours of sunshine this month, resulting in mostly clear days.

Should you favor a climate that's both dry and comfortably warm, June, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit France, check out our Casteljau's climate page.

Casteljau Temperature in May

Min Temperature 10°C (50°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 40%  

Precipitation 102 mm (4 in)  

Rainy days 12 days  

Humidity 70% *  

Sunshine 254 hours *  

Percentage Sunshine *  

* Data from: Montélimar, France (48 KM, 30 Miles).

What to Wear in Casteljau in May

For Casteljau in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Casteljau in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit France, check out our Casteljau's climate page.

More climate data for Casteljau

Temperature Rainfall Sunshine Humidity

See the full Casteljau climate overview or explore weather in France.