S
M
T
W
T
F
S
29
50°
36°
30
50°
39°
31
52°
34°
1
55°
41°
2
50°
41°
3
54°
36°
4
59°
51°
5
55°
39°
6
58°
40°
7
64°
43°
8
69°
46°
9
66°
42°
10
58°
43°
11
59°
42°
12
58°
41°
13
57°
42°
14
55°
43°
15
56°
42°
16
57°
43°
17
59°
45°
18
57°
42°
19
56°
45°
20
55°
42°
21
56°
43°
22
61°
46°
23
62°
47°
24
63°
47°
25
62°
46°
26
55°
46°
27
55°
43°
28
56°
41°
29
55°
41°
30
56°
47°
1
56°
49°
2
58°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Brussels
Brussels's April 2026 forecast shows daily high temperatures ranging from 55° to 69°, with overnight lows between 39° and 51°. The average high for April is 58° with an average low of 44°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Brussels. See also: May | June | July.