S
M
T
W
T
F
S
29
50°
33°
30
51°
37°
31
54°
37°
1
55°
40°
2
50°
38°
3
53°
36°
4
60°
46°
5
58°
42°
6
55°
37°
7
61°
38°
8
69°
43°
9
70°
46°
10
53°
43°
11
63°
43°
12
58°
41°
13
57°
40°
14
59°
39°
15
66°
43°
16
62°
46°
17
66°
45°
18
58°
45°
19
56°
41°
20
55°
36°
21
57°
42°
22
61°
40°
23
61°
42°
24
65°
40°
25
55°
42°
26
55°
41°
27
55°
43°
28
58°
44°
29
60°
44°
30
63°
46°
1
65°
49°
2
64°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Haarlem
Haarlem's April 2026 forecast shows daily high temperatures ranging from 55° to 65°, with overnight lows between 40° and 50°. The average high for April is 60° 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 Haarlem. See also: May | June | July.
