Chatou Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Chatou.
Climate overview of Chatou
The climate in Chatou, Ile de France, France, is marked by large temperature swings across the seasons, ranging from 26°C (79°F) in August to 8°C (46°F) in February.
With around 745 mm (29 in) of annual rain/snowfall, the city has moderate precipitation levels. December is the wettest month and September the driest. July is the sunniest month, averaging 7.5 hours of sunshine per day.
Chatou Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Chatou — and find the best time to visit.
Monthly Temperature in Chatou
In Chatou, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 26°C (79°F) in August to a chilly 8°C (46°F) in the coolest month, February.
Nights vary from 14°C (57°F) in August to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Chatou
On average, Chatou receives a reasonable amount of rain/snowfall, with an annual precipitation of 745 mm (29 in). Precipitation levels in Chatou remain relatively steady throughout the year. December has the most rain, with 75 mm (3 in) over 16 days. In the driest month September, this drops slightly to 52 mm (2 in), making the city's climate fairly predictable. For more details, please visit our Chatou Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Chatou
For those who appreciate different seasons, Chatou serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 7.5 hours of sunshine daily, and embrace the darker days in December, offering only 1.9 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Chatou by Month
The relative humidity is high throughout the year in Chatou.
The city experiences its highest humidity in November, reaching 84%. In April, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Chatou
The mean wind speed varies between 3 m/s (6 knots) and 4 m/s (8 knots) throughout the year. It is lowest in May, June, July, August, September, October and November and highest during January, February, March, April and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Chatou
Frequently asked questions about the climate in Chatou
What is the best time to visit Chatou?
May, June, July, August and September typically offer the most optimal weather in Chatou. In contrast, January, February and December tend to have less optimal conditions.
What temperatures can I expect in Chatou?
Daytime highs range from 8°C (46°F) in February to 26°C (79°F) in August. Nighttime lows range from 2°C (36°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Chatou get?
Annual rainfall is around 745 mm (29 in). December is the wettest month with 75 mm (3 in), while September is the driest with 52 mm (2 in).
How sunny is Chatou?
Chatou receives around 1,725 hours of sunshine per year. July is the sunniest month with 224 hours, while December is the cloudiest with just 58 hours.
Chatou 3-Day Forecast
Chatou 3-Day Forecast
Chatou on the map
Chatou is highlighted — select any city to see its climate.
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