Brussels, Belgium Weather
Brussels hourly forecast: next 24 hours
Today's high of 82°F (28°C) is about 8°F (4°C) above the typical August high of 74°F (23°C).
Current conditions in detail
Brussels weather tomorrow (Tuesday, August 18)
Tomorrow in Brussels looks patchy rain nearby, with a high of 74° and an overnight low of 64°. There is a 72% chance of rain - plan accordingly. Winds top out near 14 mph, and the UV index reaches 2 (low).
Brussels 14-day forecast
About the weather in Brussels
Located in Belgium, Brussels experiences a oceanic climate with mild temperatures year-round with regular rainfall. Afternoon temperatures peak near 74°F (23°C) in August and dip to about 43°F (6°C) in January, with around 31.6 inches (802 mm) of precipitation falling across the year.
Brussels weather: quick facts
- Hottest month: August - highs near 74°F (23°C)
- Coldest month: January - highs near 43°F (6°C)
- Record high: 101°F (38°C) · Record low: 17°F (-8°C) (2015–2024)
- Wettest month: December (14 rainy days) · Sunniest: July (11.4 h sun/day)
- Climate type: oceanic - mild temperatures year-round with regular rainfall
- Snow: about 4 days a year
Temperatures through the year
The warmest stretch of the year centers on August. Highs average 74°F (23°C) and overnight lows stay near 59°F (15°C). The coolest month is January, with typical highs of 43°F (6°C) and lows around 35°F (2°C). Based on 2015–2024 weather data, temperatures have reached as high as 101°F (38°C) and dropped as low as 17°F (-8°C).
Rain, sun and snow
December is usually the wettest month. It brings about 3.0 inches (75 mm) of rain over 14 days, while April is the driest. July brings the most sunshine, averaging 11.4 hours of sun a day. Snow falls on about 4 days in a typical year, mostly from December through April.
Season by season
Spring (March through May)
Spring in Brussels is crisp but comfortable, with daytime highs averaging 58°F (14°C) and nights around 42°F (6°C); expect showers on roughly 36 days across the season.
Summer (June through August)
Summer in Brussels brings comfortable warmth, with daytime highs averaging 73°F (23°C) and nights around 57°F (14°C); expect showers on roughly 33 days across the season.
Fall (September through November)
Fall in Brussels is crisp but comfortable, with daytime highs averaging 60°F (15°C) and nights around 48°F (9°C); expect showers on roughly 38 days across the season.
Winter (December through February)
Winter in Brussels is chilly, with daytime highs averaging 46°F (8°C) and nights around 36°F (2°C); expect showers on roughly 40 days across the season, plus around 3 snowy days.
Average temperatures in Brussels by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 43° | 35° | 14 | 3.0 in | 3.6 h/day | 87% |
| February | 47° | 36° | 12 | 2.6 in | 5.4 h/day | 82% |
| March | 52° | 38° | 14 | 2.8 in | 7.0 h/day | 78% |
| April | 57° | 41° | 11 | 1.9 in | 9.7 h/day | 72% |
| May | 65° | 48° | 12 | 2.5 in | 10.9 h/day | 72% |
| June | 72° | 55° | 10 | 2.8 in | 11.3 h/day | 71% |
| July | 73° | 58° | 11 | 2.7 in | 11.4 h/day | 71% |
| August | 74° | 59° | 12 | 2.3 in | 10.7 h/day | 72% |
| September | 68° | 54° | 11 | 2.5 in | 9.0 h/day | 76% |
| October | 60° | 49° | 13 | 2.8 in | 6.0 h/day | 82% |
| November | 51° | 41° | 14 | 2.7 in | 4.5 h/day | 86% |
| December | 46° | 38° | 14 | 3.0 in | 3.2 h/day | 88% |