Brussels, Belgium 14-Day Forecast

Belgium 🇧🇪
70°
Sunny right now Today: high 77°, low 56°
Updated 8 min ago

Brussels weather for the next 14 days

Today

Sunny High 77° Low 56°
Precipitation
3% · 0.0 in
17 mph
6 - High
Sunrise / sunset
06:16 AM / 09:20 PM

Friday, August 7

Sunny High 78° Low 53°
Precipitation
1% · 0.0 in
Max wind
9 mph
Humidity
45%
UV index
6 - High
Sunrise / sunset
06:18 AM / 09:18 PM

Saturday, August 8

Sunny High 87° Low 56°
Precipitation
1% · 0.0 in
Max wind
9 mph
Humidity
36%
UV index
6 - High
Sunrise / sunset
06:19 AM / 09:16 PM

Sunday, August 9

Sunny High 96° Low 65°
Precipitation
1% · 0.0 in
Max wind
10 mph
Humidity
26%
UV index
6 - High
Sunrise / sunset
06:21 AM / 09:15 PM

Monday, August 10

Sunny High 98° Low 69°
Precipitation
1% · 0.0 in
Max wind
14 mph
Humidity
29%
UV index
9 - Very High
Sunrise / sunset
06:22 AM / 09:13 PM

Tuesday, August 11

Sunny High 92° Low 63°
Precipitation
2% · 0.0 in
Max wind
12 mph
Humidity
46%
UV index
8 - Very High
Sunrise / sunset
06:24 AM / 09:11 PM

Wednesday, August 12

Sunny High 98° Low 66°
Precipitation
1% · 0.0 in
Max wind
12 mph
Humidity
34%
UV index
9 - Very High
Sunrise / sunset
06:25 AM / 09:09 PM

Thursday, August 13

Sunny High 98° Low 71°
Precipitation
1% · 0.0 in
Max wind
15 mph
Humidity
34%
UV index
9 - Very High
Sunrise / sunset
06:27 AM / 09:07 PM

Friday, August 14

Sunny High 96° Low 65°
Precipitation
1% · 0.0 in
Max wind
9 mph
Humidity
43%
UV index
9 - Very High
Sunrise / sunset
06:28 AM / 09:05 PM

Saturday, August 15

Sunny High 99° Low 70°
Precipitation
17% · 0.01 in
Max wind
13 mph
Humidity
36%
UV index
9 - Very High
Sunrise / sunset
06:30 AM / 09:03 PM

Sunday, August 16

Patchy rain nearby High 88° Low 65°
Precipitation
57% · 0.05 in
Max wind
12 mph
Humidity
57%
UV index
8 - Very High
Sunrise / sunset
06:31 AM / 09:02 PM

Monday, August 17

Sunny High 82° Low 60°
Precipitation
4% · 0.0 in
Max wind
15 mph
Humidity
61%
UV index
7 - High
Sunrise / sunset
06:33 AM / 09:00 PM

Tuesday, August 18

Sunny High 81° Low 54°
Precipitation
2% · 0.0 in
Max wind
9 mph
Humidity
49%
UV index
7 - High
Sunrise / sunset
06:34 AM / 08:58 PM

Wednesday, August 19

Sunny High 92° Low 61°
Precipitation
1% · 0.0 in
Max wind
11 mph
Humidity
31%
UV index
8 - Very High
Sunrise / sunset
06:36 AM / 08:56 PM

Brussels 14-day outlook: the story

The warmest day of Brussels's 14-day outlook is Saturday, August 15 with a high near 99°F (37°C); the coolest night comes Friday, August 7, dipping to 53°F (12°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 90°F (32°C), about 16°F (9°C) above the typical August high of 74°F (23°C).

Precipitation is most likely on Sunday 16; the wettest day looks like Sunday, August 16 with about 0.05 in (1.3 mm) expected. For the weekend, expect Saturday 87°F (31°C) and sunny / Sunday 96°F (36°C) and sunny.

For typical conditions month by month, see the Brussels climate & average temperatures guide.

Brussels forecast questions

Will it rain in Brussels this week?
The forecast currently shows meaningful precipitation chances on 1 of the next 14 days, peaking around Sunday, August 16.
What will be the warmest day in Brussels over the next 14 days?
Saturday, August 15, with a forecast high near 99°F (37°C).
How accurate is a 14-day forecast for Brussels?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Brussels by month

Monthly averages for Brussels based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
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%
14-day forecasts nearby