Châtillon Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Châtillon.
Climate overview of Châtillon
The climate in Châtillon, 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 January.
Annual rain/snowfall is moderate at around 744 mm (29 in), with December being the wettest month. The city also has warm summers and cold winters. July is the sunniest month, averaging 7.5 hours of sunshine per day.
Châtillon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Châtillon - and find the best time to visit.
Monthly Temperature in Châtillon
In Châtillon, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 26°C (79°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 8°C (46°F).
At night, temperatures range from around 15°C (59°F) in August to 2°C (36°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Châtillon
On average, Châtillon receives a reasonable amount of rain/snowfall, with an annual precipitation of 744 mm (29 in). Despite minor fluctuations, Châtillon enjoys fairly consistent precipitation throughout the year. In December, you can expect around 75 mm (3 in) of precipitation, while in September, Châtillon receives about 53 mm (2.1 in). For more details, please visit our Châtillon 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 Châtillon
Châtillon can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.5 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.9 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Châtillon by Month
The relative humidity is high throughout the year in Châtillon.
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 Châtillon
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 Châtillon
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Most sunshine: July and August
- Fewer rainy days: June, July, August, September and October
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Châtillon
What is the best time to visit Châtillon?
May, June, July, August and September typically offer the most optimal weather in Châtillon. In contrast, January, February and December tend to have less optimal conditions. Châtillon has warm summers and cold winters.
What temperatures can I expect in Châtillon?
Daytime highs range from 8°C (46°F) in January to 26°C (79°F) in August. Nighttime lows range from 2°C (36°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Châtillon get?
Annual rainfall is around 744 mm (29 in). December is the wettest month with 75 mm (3 in), while September is the driest with 53 mm (2.1 in).
How sunny is Châtillon?
Châtillon 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.
Châtillon 3-Day Forecast
Châtillon 3-Day Forecast
Châtillon on the map
Châtillon is highlighted - select any city to see its climate.
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