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
63°
44°
20
64°
54°
21
67°
53°
22
77°
52°
23
83°
59°
24
76°
54°
25
82°
54°
26
86°
59°
27
70°
55°
28
76°
51°
29
83°
56°
30
77°
51°
31
74°
57°
1
73°
56°
2
69°
58°
3
69°
57°
4
63°
58°
5
64°
51°
6
65°
58°
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 63° to 65°, with overnight lows between 51° and 58°. The average high for May is 64° with an average low of 56°. 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.
