S
M
T
W
T
F
S
26
66°
37°
27
68°
39°
28
70°
43°
29
66°
48°
30
63°
41°
1
73°
41°
2
77°
41°
3
75°
48°
4
72°
50°
5
68°
52°
6
64°
46°
7
57°
45°
8
68°
41°
9
73°
49°
10
75°
53°
11
60°
39°
12
58°
38°
13
60°
44°
14
60°
44°
15
65°
46°
16
57°
46°
17
60°
45°
18
64°
48°
19
63°
48°
20
65°
51°
21
66°
50°
22
73°
51°
23
71°
51°
24
66°
50°
25
67°
53°
26
65°
52°
27
66°
50°
28
66°
50°
29
67°
51°
30
67°
50°
31
68°
52°
1
67°
50°
2
67°
50°
3
68°
51°
4
68°
50°
5
69°
51°
6
67°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Siegelsbach
Siegelsbach's May 2026 forecast shows daily high temperatures ranging from 57° to 75°, with overnight lows between 38° and 53°. 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 Siegelsbach. See also: June | July | August.