The climate in Saint-Michel-sur-Orge during May can be summarized as mild and reasonably dry.
May is in the spring in Saint-Michel-sur-Orge and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 9°C (48°F) is normal.
| Daytime temperature | 18.1°C 64.6°F |
|---|---|
| Nightly temperature | 9.1°C 48.4°F |
| Average temperature | 13.6°C 56.5°F |
| Daily sunshine | 7 hrs |
| Avg rainfall | 61 mm 2.4 ins |
| Rainy days | 16 days |
| Sea temperature | 12.7°C 54.8°F |
| Humidity | 76% |
| Windspeed | 13.3kph 8 mph |
On average May is the wettest month of the year in Saint-Michel-sur-Orge with around 61mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
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 Saint-Michel-sur-Orge in May 2025.
| Hottest month: | July | 23.7°C 74.7°F |
|---|---|---|
| Driest month: | April | 45mm 1.8ins |
| Sunniest month: | August | 7.9hrs |
| Coldest month: | January | 5.8°C 42.4°F |
| Wettest month: | May | 61mm 2.4ins |