S
M
T
W
T
F
S
26
58°
41°
27
58°
40°
28
64°
47°
29
65°
46°
30
69°
47°
1
74°
48°
2
69°
48°
3
63°
55°
4
66°
51°
5
58°
50°
6
59°
47°
7
62°
40°
8
63°
49°
9
64°
47°
10
61°
46°
11
53°
42°
12
56°
41°
13
56°
42°
14
56°
40°
15
53°
40°
16
56°
38°
17
58°
43°
18
61°
45°
19
59°
54°
20
62°
56°
21
64°
52°
22
75°
61°
23
74°
56°
24
74°
56°
25
73°
58°
26
72°
56°
27
70°
53°
28
68°
54°
29
66°
53°
30
66°
53°
31
65°
54°
1
60°
47°
2
61°
46°
3
61°
46°
4
64°
53°
5
63°
54°
6
66°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Haarlem
Haarlem's May 2026 forecast shows daily high temperatures ranging from 59° to 75°, with overnight lows between 46° and 61°. The average high for May is 66° with an average low of 53°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Haarlem. See also: June | July | August.
