Braine-lʼAlleud Weather & Climate: Best Time to Visit

The climate in Braine-lʼAlleud is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 24°C (75°F) in July to a chilly 7°C (45°F) in January.

Nighttime temperatures range from 14°C (57°F) in July to 1°C (34°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Braine-lʼAlleud receives mid-range precipitation levels, with 839 mm (33 in) annually. The wettest period in Braine-lʼAlleud occurs in December, which receives around 81 mm (3.2 in) of precipitation. During the driest month, April, Braine-lʼAlleud experiences moderate rainfall, totaling 57 mm (2.2 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Braine-lʼAlleud Precipitation page.

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

The average number of days each month with precipitation

In Braine-lʼAlleud, summer days are longer and more sunny, with daily sunshine hours peaking at 6.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.5 hours per average 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)