Le Chesnay Weather in July
What's the weather like in Le Chesnay (Île-de-France) in July 2025?
The climate in Le Chesnay during July can be summarized as warm and reasonably dry.
July is in the summer in Le Chesnay and is typically the warmest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 14°C (56°F) is normal.
| Daytime temperature | 23.1°C 73.5°F |
|---|---|
| Nightly temperature | 13.6°C 56.4°F |
| Average temperature | 18.3°C 64.9°F |
| Daily sunshine | 8.4 hrs |
| Avg rainfall | 57 mm 2.2 ins |
| Rainy days | 11 days |
| Sea temperature | 17.9°C 64.3°F |
| Humidity | 74% |
| Windspeed | 12.2kph 8 mph |
On average July is the 3rd wettest month of the year in Le Chesnay with around 57mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.4 hours of sunshine per day.
July temperatures in Le Chesnay
July rainfall
July 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 Le Chesnay in July 2025.
Other monthly averages
Le Chesnay weather stats
| Hottest month: | July | 22.8°C 73°F |
|---|---|---|
| Driest month: | February | 46mm 1.8ins |
| Sunniest month: | August | 7.8hrs |
| Coldest month: | January | 5.5°C 41.9°F |
| Wettest month: | May | 64mm 2.5ins |
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