S
M
T
W
T
F
S
26
63°
40°
27
64°
37°
28
68°
41°
29
66°
45°
30
66°
45°
1
75°
46°
2
75°
46°
3
66°
54°
4
64°
50°
5
57°
50°
6
50°
46°
7
59°
46°
8
64°
46°
9
68°
41°
10
66°
48°
11
54°
41°
12
54°
41°
13
55°
43°
14
54°
43°
15
54°
39°
16
N/A
17
58°
49°
18
60°
43°
19
62°
53°
20
66°
52°
21
72°
53°
22
76°
56°
23
79°
58°
24
78°
57°
25
74°
55°
26
73°
54°
27
72°
55°
28
74°
55°
29
73°
56°
30
65°
49°
31
63°
48°
1
62°
48°
2
63°
47°
3
64°
47°
4
66°
52°
5
65°
56°
6
69°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Geilenkirchen
Geilenkirchen's May 2026 forecast shows daily high temperatures ranging from 58° to 79°, with overnight lows between 43° and 58°. The average high for May is 68° with an average low of 52°. 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 Geilenkirchen. See also: June | July | August.