S
M
T
W
T
F
S
26
68°
37°
27
68°
36°
28
66°
39°
29
61°
46°
30
59°
32°
1
68°
30°
2
77°
39°
3
82°
45°
4
79°
52°
5
77°
49°
6
73°
48°
7
64°
45°
8
70°
48°
9
75°
52°
10
80°
54°
11
77°
52°
12
77°
56°
13
66°
50°
14
67°
49°
15
67°
49°
16
69°
51°
17
72°
52°
18
70°
45°
19
69°
43°
20
64°
42°
21
65°
42°
22
64°
41°
23
65°
42°
24
66°
43°
25
69°
45°
26
69°
48°
27
71°
48°
28
75°
46°
29
74°
51°
30
68°
50°
31
75°
48°
1
75°
52°
2
74°
49°
3
76°
50°
4
74°
52°
5
70°
50°
6
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Unterjettenberg
Unterjettenberg's May 2026 forecast shows daily high temperatures ranging from 64° to 80°, with overnight lows between 41° and 56°. The average high for May is 71° with an average low of 48°. 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 Unterjettenberg. See also: June | July | August.