Chamonix-Mont-Blanc Weather in May
What's the weather like in Chamonix-Mont-Blanc (Rhône-Alpes) in May 2024?
The climate in Chamonix-Mont-Blanc during May can be summarized as cool and wet.
May is in the spring in Chamonix-Mont-Blanc and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cold 4°C (40°F), whilst at night -3°C (27°F) is normal.
| Daytime temperature | 4.2°C 39.5°F |
|---|---|
| Nightly temperature | -2.6°C 27.4°F |
| Average temperature | 0.8°C 33.4°F |
| Daily sunshine | 6.3 hrs |
| Avg rainfall | 138 mm 5.4 ins |
| Rainy days | 20 days |
| Sea temperature | 16.2°C 61.1°F |
| Humidity | 77% |
| Windspeed | 16.2kph 10 mph |
On average May is the 4th wettest month of the year in Chamonix-Mont-Blanc with around 138mm 5.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
May temperatures in Chamonix-Mont-Blanc
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Chamonix-Mont-Blanc in May 2024.
Other monthly averages
Chamonix-Mont-Blanc weather stats
| Hottest month: | July | 10.8°C 51.4°F |
|---|---|---|
| Driest month: | February | 113mm 4.4ins |
| Sunniest month: | July | 8.4hrs |
| Coldest month: | January | -5.5°C 22.1°F |
| Wettest month: | August | 152mm 6ins |
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