Climate · Belgium

Brussels

Warm and damp from June to September; chilly and damp from December to March.

Typical weather, averaged over 30 years50.8°N30 m above the sea
  1. Jan46°8°35°2°Rain on about three days a week.
  2. Feb48°9°35°2°Rain on about three days a week.
  3. Mar53°12°37°3°Rain on about three days a week.
  4. Apr60°16°41°5°Rain on about three days a week.
  5. May67°19°48°9°Rain on about three days a week.
  6. Jun73°23°54°12°Rain on about three days a week.
  7. Jul76°24°57°14°Rain on about three days a week.
  8. Aug76°24°58°14°Rain on about three days a week.
  9. Sep71°22°53°12°Rain on about three days a week.
  10. Oct64°18°49°9°Rain on about three days a week.
  11. Nov55°13°42°6°Rain on about three days a week.
  12. Dec47°8°36°2°Rain on about three days a week.
Each month: its typical high and low, and dots for wet days a week. Tap a month to open it.The best months

The warm season runs from June to September, with highs near 74°F and nights near 55°F. From December to March, highs are nearer 49°F. Rain falls on about three days a week, spread through the year. Daylight runs from about 8 hours in December to 16½ hours in June.The warm season runs from June to September, with highs near 23°C and nights near 13°C. From December to March, highs are nearer 9°C. Rain falls on about three days a week, spread through the year. Daylight runs from about 8 hours in December to 16½ hours in June.

Where Brussels sits

Europe/Brussels

this place
typical high in Januarytypical high in Februarytypical high in Marchtypical high in Apriltypical high in Maytypical high in Junetypical high in Julytypical high in Augusttypical high in Septembertypical high in Octobertypical high in Novembertypical high in December 40°F4°C95°F35°C
Latitude
50.8°Nnorthern hemisphere
Above the sea
30 mlow-lying
Sunrise, mid-JanuarySunrise, mid-FebruarySunrise, mid-MarchSunrise, mid-AprilSunrise, mid-MaySunrise, mid-JuneSunrise, mid-JulySunrise, mid-AugustSunrise, mid-SeptemberSunrise, mid-OctoberSunrise, mid-NovemberSunrise, mid-December
8:39 AM7:57 AM6:59 AM6:50 AM5:54 AM5:28 AM5:45 AM6:29 AM7:16 AM8:04 AM7:57 AM8:38 AMsets 5:03 PMsets 5:57 PMsets 6:46 PMsets 8:36 PMsets 9:23 PMsets 9:57 PMsets 9:52 PMsets 9:06 PMsets 8:00 PMsets 6:53 PMsets 4:58 PMsets 4:37 PM
Nearest of ours
Bruges88 km north-west

The land around Brussels, shaded by its typical high in January, the planning map's own layer.The land around Brussels, shaded by its typical high in February, the planning map's own layer.The land around Brussels, shaded by its typical high in March, the planning map's own layer.The land around Brussels, shaded by its typical high in April, the planning map's own layer.The land around Brussels, shaded by its typical high in May, the planning map's own layer.The land around Brussels, shaded by its typical high in June, the planning map's own layer.The land around Brussels, shaded by its typical high in July, the planning map's own layer.The land around Brussels, shaded by its typical high in August, the planning map's own layer.The land around Brussels, shaded by its typical high in September, the planning map's own layer.The land around Brussels, shaded by its typical high in October, the planning map's own layer.The land around Brussels, shaded by its typical high in November, the planning map's own layer.The land around Brussels, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Through the year

week by week

Temperature

Highs from 46°F in January to 76°F in July and August.Highs from 8°C in January to 24°C in July and August.

Chance of a wet day

Wettest in December (46% of days), driest in September (38%).

Cloud cover

Clearest in July (48% cover), cloudiest in December (72%).

Daylight

From 8h 01m in December to 16h 26m in June.

Week by week, lightly smoothed. Shading marks the seasons; the olive line, the best months. Hover or tap a week for its figures.

Month by month

°F°C

Brussels, month by month: the typical high and low, wet days a week, cloud cover and daylight.
MonthTypical low to highWet days a weekCloudDaylight
JanuaryCool season
35°2°46°8°
3 days70%8h 29m
FebruaryCool season
35°2°48°9°
3 days69%9h 56m
MarchCool season
37°3°53°12°
3 days64%11h 47m
April
41°5°60°16°
3 days57%13h 46m
May
48°9°67°19°
3 days57%15h 31m
JuneWarm seasonAt its best
54°12°73°23°
3 days52%16h 26m
JulyWarm seasonAt its best
57°14°76°24°
3 days48%16h 00m
AugustWarm seasonAt its best
58°14°76°24°
3 days49%14h 27m
SeptemberWarm seasonAt its best
53°12°71°22°
3 days50%12h 30m
October
49°9°64°18°
3 days61%10h 32m
November
42°6°55°13°
3 days70%8h 51m
DecemberCool season
36°2°47°8°
3 days72%8h 01m

When is the best time to visit Brussels?


The best months are June to September: highs near 74°F, nights near 55°F, and rain on about three days a week.The best months are June to September: highs near 23°C, nights near 13°C, and rain on about three days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

Questions


What is the warmest month in Brussels?

July and August, with highs near 76°F and lows near 58°F. The coolest is January, with highs near 46°F.July and August, with highs near 24°C and lows near 14°C. The coolest is January, with highs near 8°C.

When does it rain most in Brussels?

December, with rain on about three days a week. September is the driest, with rain on about three days a week.

How long are the days in Brussels?

From about 8 hours in December to 16½ hours in June.

When are the skies clearest in Brussels?

July, when cloud covers about 48% of the sky on average. December is the cloudiest, at about 72%.

Places with a year like Brussels's

by their highs, lows and wet days

Their highs, lows, wet days and cloud run closest to Brussels's through the year, one place a country. “Six months apart”: their winter is Brussels's summer.

Elsewhere in Belgium

All of Belgium

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Brussels. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.