Cool
Average highs are around 17°C, so pack for cooler days.
May verdict
Poor for holiday weather
Average highs are around 17°C, so pack for cooler days. Sunshine averages 7h per day, enough for a balanced month. Rainfall averages 72mm, which is relatively low for holiday planning.

Monthly averages
Temp
17°C
Rain
72mm
Sun
7h
Sea
8°C
Weather score
39
Poor
Cool
Average highs are around 17°C, so pack for cooler days.
Drier
Rainfall averages 72mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7h per day, enough for a balanced month.
Cool sea
Sea temperatures average 8°C, so the water can feel cool.
Map
Compare France with nearby places by weather score, rain, sun, temperature, and swim conditions.
May17°C average high
May is close to France's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
May72mm average rain
May sits near France's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
May7 hours average sun
May is brighter than France's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
May8°C average sea
May is close to France's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJuly to September
Sea temperatures are usually near 11°C in this stretch, so swimming comfort is at its strongest.
May39 weather score
May sits close to France's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.