S
M
T
W
T
F
S
26
59°
37°
27
64°
34°
28
64°
39°
29
61°
37°
30
63°
30°
1
72°
36°
2
77°
37°
3
74°
48°
4
71°
54°
5
64°
47°
6
53°
42°
7
56°
42°
8
62°
42°
9
67°
48°
10
69°
47°
11
62°
44°
12
63°
47°
13
59°
46°
14
60°
45°
15
59°
43°
16
68°
52°
17
69°
51°
18
69°
47°
19
62°
46°
20
60°
47°
21
60°
45°
22
61°
45°
23
61°
46°
24
63°
47°
25
67°
49°
26
70°
54°
27
71°
55°
28
70°
54°
29
66°
50°
30
68°
50°
31
71°
55°
1
72°
55°
2
71°
53°
3
71°
51°
4
70°
53°
5
72°
56°
6
72°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wellen
Wellen's May 2026 forecast shows daily high temperatures ranging from 53° to 74°, with overnight lows between 42° and 56°. The average high for May is 66° with an average low of 49°. 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 Wellen. See also: June | July | August.