Genval Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from comfortable to chilly in Genval. Average maximum daytime temperatures range from a comfortable 24°C (75°F) in July, the warmest time of the year, to a chilly 7°C (45°F) during cooler months like January.

At night, you can expect temperatures ranging from 14°C (57°F) in July to around 1°C (34°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Genval has a moderate amount of precipitation, averaging 841 mm (33 in) of rain/snowfall annually. Year-round, Genval has a balanced climate with minimal variation in precipitation. The difference between the wettest month, August, with 81 mm (3.2 in), and the driest month, April, with 57 mm (2.2 in), is minimal. For more details, please visit our Genval Precipitation page.

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

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Genval. While May receives considerable daily sunshine with up to 6.3 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.5 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 January, reaching 89%. In May, the humidity drops to its lowest level at 73%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The average wind speed over the year ranges from 3 m/s (6 knots) to 4 m/s (8 knots). It is lower in April, May, June, July, August, September, October and November and higher in January, February, March and December. What does this mean?

The mean monthly wind speed over the year (meters per second)