Fontaine-sous-Jouy Weather & Climate: Best Time to Visit

In Fontaine-sous-Jouy, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 25°C (77°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 14°C (57°F) in August to 2°C (36°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

On average, Fontaine-sous-Jouy receives a reasonable amount of rain/snowfall, with an annual precipitation of 726 mm (29 in). Despite minor fluctuations, Fontaine-sous-Jouy enjoys fairly consistent precipitation throughout the year. In December, you can expect around 73 mm (2.9 in) of precipitation, while in September, Fontaine-sous-Jouy receives about 50 mm (2 in). For more details, please visit our Fontaine-sous-Jouy Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Fontaine-sous-Jouy can be enjoyed more throughout the sunniest month of June under a blue sky, with approximately 6.8 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The city experiences its highest humidity in December, reaching 91%. In April, the humidity drops to its lowest level at 78%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year