Brussels, Belgium 14-Day Forecast
Belgium 🇧🇪
79°
Overcast right now
Today: high 80°, low 60°
Updated 2 hours ago
Brussels weather for the next 14 days
Thursday, August 27
Overcast High 84° Low 65°Precipitation
73%
· 0.19 in
Max wind
14 mph
Humidity
67%
UV index
5 - Moderate
Sunrise / sunset
06:48 AM / 08:39 PM
Friday, August 28
Overcast High 70° Low 60°Precipitation
82%
· 0.2 in
Max wind
14 mph
Humidity
80%
UV index
5 - Moderate
Sunrise / sunset
06:50 AM / 08:37 PM
Saturday, August 29
Overcast High 74° Low 58°Precipitation
36%
· 0.02 in
Max wind
18 mph
Humidity
66%
UV index
6 - High
Sunrise / sunset
06:52 AM / 08:35 PM
Sunday, August 30
Patchy rain nearby High 74° Low 61°Precipitation
69%
· 0.09 in
Max wind
16 mph
Humidity
72%
UV index
5 - Moderate
Sunrise / sunset
06:53 AM / 08:33 PM
Monday, August 31
Patchy rain nearby High 71° Low 59°Precipitation
28%
· 0.01 in
Max wind
19 mph
Humidity
68%
UV index
5 - Moderate
Sunrise / sunset
06:55 AM / 08:30 PM
Tuesday, September 1
Overcast High 72° Low 57°Precipitation
16%
· 0.0 in
Max wind
12 mph
Humidity
66%
UV index
5 - Moderate
Sunrise / sunset
06:56 AM / 08:28 PM
Wednesday, September 2
Sunny High 71° Low 56°Precipitation
7%
· 0.0 in
Max wind
14 mph
Humidity
64%
UV index
6 - High
Sunrise / sunset
06:58 AM / 08:26 PM
Thursday, September 3
Sunny High 74° Low 54°Precipitation
4%
· 0.0 in
Max wind
11 mph
Humidity
61%
UV index
6 - High
Sunrise / sunset
06:59 AM / 08:24 PM
Friday, September 4
Sunny High 80° Low 60°Precipitation
4%
· 0.0 in
Max wind
17 mph
Humidity
62%
UV index
7 - High
Sunrise / sunset
07:01 AM / 08:22 PM
Saturday, September 5
Sunny High 78° Low 59°Precipitation
4%
· 0.0 in
Max wind
12 mph
Humidity
61%
UV index
7 - High
Sunrise / sunset
07:02 AM / 08:19 PM
Sunday, September 6
Sunny High 83° Low 60°Precipitation
4%
· 0.0 in
Max wind
5 mph
Humidity
47%
UV index
7 - High
Sunrise / sunset
07:04 AM / 08:17 PM
Monday, September 7
Overcast High 80° Low 65°Precipitation
45%
· 0.03 in
Max wind
16 mph
Humidity
54%
UV index
6 - High
Sunrise / sunset
07:05 AM / 08:15 PM
Tuesday, September 8
Patchy rain nearby High 65° Low 56°Precipitation
78%
· 0.22 in
Max wind
10 mph
Humidity
72%
UV index
4 - Moderate
Sunrise / sunset
07:07 AM / 08:13 PM
Brussels 14-day outlook: the story
The warmest day of Brussels's 14-day outlook is Thursday, August 27 with a high near 84°F (29°C); the coolest night comes Thursday, September 3, dipping to 54°F (12°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 75°F (24°C), right in line with the typical August high of 74°F (23°C).
Precipitation is most likely on Wednesday 26, Thursday 27, Friday 28, Sunday 30 and beyond; the wettest day looks like Tuesday, September 8 with about 0.22 in (5.7 mm) expected. For the weekend, expect Saturday 74°F (24°C) and overcast / Sunday 74°F (23°C) and patchy rain nearby.
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 5 of the next 14 days, peaking around Tuesday, September 8.
What will be the warmest day in Brussels over the next 14 days?
Thursday, August 27, with a forecast high near 84°F (29°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
| 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% |