Day
6 °C
Night
1 °C
Sea
6 °C
Precipitation
71 mm
in month
Rainy days
14 days
in month
Daylight
8 hours
average
Sunshine
2 hours
average
Humidity
86 %
We make the most from 40 years of historical weather data to predict the best weather conditions.
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We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
Brussels (Belgium) is a place with a mild climate. Temperatures during the day are in the range from 6 °C (43 °F) in January to 24 °C (75 °F) in July. The highest night temperatures could be experienced in July with 14 °C (57 °F), the lowest in January with 1 °C (34 °F). The least rainy month in Brussels is April with its 11 days of rain, the rainiest month is December, when it rains 14 days.
The day temperature reaches its minimum, with its value of 6 °C (43 °F) in Brussels, and the minimum of the night temperature is observable too in this month. The number of rainy days starts to descent, with its value being 14 days, and the rainfall amount descent's start could be observed too, with its value of 71 mm (2.80 in). The wind speed is on its maximum, with its value of 5.
The day temperature starts to rise, its value is 7 °C (45 °F) in Brussels. The number of rainy days continues to descent, with its value being 12 days, and the rainfall amount continues to descent too, with its value being 58 mm (2.27 in). The number of sun hours (without clouds) starts to rise, with its value of 3 hours.
The day temperature continues to rise, with its value being 11 °C (52 °F) in Brussels, while the night temperature starts to rise, its value is 3 °C (38 °F). The beginning of the rise of the rainfall amount could be noticed in this month. The rise of the number of sun hours (without clouds) can be observed, with its value of 4 hours.
The day temperature rises similarly to the previous month, its value is 15 °C (59 °F) in Brussels, and the night temperature rises similarly to the previous month as well. The number of rainy days reaches its minimum, with its value of 11 days, and the rainfall amount is on its minimum as well in April. The rise of the number of sun hours (without clouds) can be observed, with its value of 5 hours.
The tourist season slowly starts in Brussels. The day temperature rises similarly to the previous month, with its value of 19 °C (66 °F), and the night temperature continues to rise too, with its value of 9 °C (48 °F). The number of rainy days starts to rise, with its value of 12 days, and the beginning of the rise of the rainfall amount could be noticed as well in this month.
The tourist season is taking place in Brussels. The rise of the day temperature can be observed, with its value of 22 °C (72 °F), and the rise of the night temperature can be observed too, with its value being 11 °C (52 °F). The maximum of the day length is observable, its value is 16 hours. The maximum of the number of sun hours (without clouds) can be noticed in June.
The tourist season is taking place in Brussels. The day temperature is on its maximum, the value of this measure is 24 °C (75 °F), and the maximum of the night temperature can be noticed too. The number of rainy days descent's start could be observed in July. The wind speed is on its minimum in this month.
The ongoing tourist season is noticeable in Brussels. The day temperature descent's start could be observed in August.
There is pending tourist season in Brussels. The descent of the day temperature can be observed, the value of this measure is 20 °C (68 °F), while the beginning of the descent of the night temperature could be noticed in September. The number of rainy days descent's start could be observed, the value of this measure is 11 days. The number of sun hours (without clouds) descent's start could be observed in September.
The descent of the day temperature can be observed in Brussels, and the night temperature continues to descent too, with its value being 8 °C (46 °F). The number of rainy days starts to rise, and the beginning of the rise of the rainfall amount could be noticed as well, its value is 70 mm (2.77 in). The number of sun hours (without clouds) continues to descent, with its value being 4 hours.
The day temperature continues to descent, with its value of 10 °C (50 °F) in Brussels, and the night temperature descents similarly to the previous month too, its value is 5 °C (40 °F). The number of rainy days rises similarly to the previous month, its value is 13 days. The number of sun hours (without clouds) continues to descent, with its value of 2 hours.
The descent of the day temperature can be observed in Brussels. The number of rainy days is on its maximum, with its value being 14 days, and the rainfall amount reaches its maximum as well, its value is 77 mm (3.03 in). The humidity reaches its maximum in December. The number of sun hours (without clouds) reaches its minimum, with its value being 1 hour.
The average night temperature in Brussels in April is 5 °C (42 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
There are 12 days, which are rainy in May in Brussels, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.7 days of the week, or in general - 39 % days.
June is a good month to visit Brussels. There are some people, who may feel a slight chill at 22 °C (72 °F), but others will feel perfectly fine. The temperature of 11 °C (52 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
In July in Brussels, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
No, there is no wet season in Brussels in August - you can expect 11 days of rain during the month.
The average daily temperature in Brussels in September is 20 °C (68 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
In October in Brussels expect the sea to be warm at 15 °C (58 °F). This is a sea temperature for resilient people only, most people won't enjoy swimming in such cold water or will have to use a wetsuit for water activities.