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Climate · Brussels

Brussels in January

Chilly and damp, as the days lengthen.

Typical weather, averaged over 30 years

January in Brussels is chilly: highs near 46°F, lows near 35°F. Rain falls on about three days a week, and the days lengthen by 44 minutes from the first week to the last.January in Brussels is chilly: highs near 8°C, lows near 2°C. Rain falls on about three days a week, and the days lengthen by 44 minutes from the first week to the last.

High
46°F8°Caverage
Low
35°F2°Caverage
Wet days
3a week · 44% of days
Daylight
8h 29mon average

Is January a good time to visit Brussels?

January sits outside Brussels's best months, which run from June to September. Expect chilly days 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.

How January sits in the year

week by week

Temperature

Highs near 46°F in January, against 46°F to 76°F through the year.Highs near 8°C in January, against 8°C to 24°C through the year.

Chance of a wet day

44% of days in January, against 38% to 46% through the year.

Cloud cover

70% cover in January, against 48% to 72% through the year.

Daylight

8h 29m in January, against 8h 01m to 16h 26m through the year.

Week by week, lightly smoothed, with January shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. December47°8°low 36°low 2°3 wet days a weekRain on about three days a week.
  2. January46°8°low 35°low 2°3 wet days a weekRain on about three days a week.
  3. February48°9°low 35°low 2°3 wet days a weekRain on about three days a week.

Where Brussels sits, in January

Europe/Brussels
this place
typical high in January 40°F4°C95°F35°C
Sunrise, mid-January
8:39 AMsets 5:03 PM
Above the sea
30 mlow-lying
Latitude
50.8°Nnorthern hemisphere
Nearest of ours
Bruges88 km north-west

The land around Brussels, shaded by its typical high in January, 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.

Elsewhere in Belgium in January

high · low · wet days
See January on the planning mapThe whole year in Brussels

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.