Boulogne-sur-Mer Weather in May

Boulogne-sur-Mer in May averages 17°C (63°F) during the day and 10°C (50°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Boulogne-sur-Mer in May

The climate data from previous years indicates about 14 days of rain, averaging 64 mm (2.5 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Boulogne-sur-Mer in May

Boulogne-sur-Mer in May gets highs of 17°C (63°F) during the day and drops to 10°C (50°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 10°C (50°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Boulogne-sur-Mer in May

Enjoy a sunny month with about 197 hours of sunshine, the clear skies make Boulogne-sur-Mer even more beautiful.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July, August and September typically offer the best weather for Boulogne-sur-Mer.

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

Boulogne-sur-Mer Temperature in May

Min Temperature 10°C (50°F)  

Max Temperature 17°C (63°F)  

Chance of Rain 47%  

Precipitation 64 mm (2.5 in)  

Rainy days 14 days  

Humidity 82% *  

Sunshine 197 hours *  

Percentage Sunshine *  

* Data from: Abbeville, France (67 KM, 42 Miles).

What to Wear in Boulogne-sur-Mer 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Boulogne-sur-Mer in May

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

Swimming

5/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

Outdoor sports

10/10

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 Boulogne-sur-Mer's climate page.

More climate data for Boulogne-sur-Mer

Temperature Rainfall Sunshine Humidity

See the full Boulogne-sur-Mer climate overview or explore weather in France.