S
M
T
W
T
F
S
26
70°
36°
27
72°
37°
28
68°
45°
29
68°
52°
30
64°
41°
1
72°
36°
2
77°
41°
3
75°
52°
4
70°
46°
5
64°
45°
6
59°
43°
7
63°
43°
8
70°
43°
9
73°
45°
10
70°
45°
11
61°
43°
12
55°
39°
13
61°
37°
14
54°
39°
15
54°
39°
16
54°
41°
17
61°
36°
18
55°
39°
19
64°
45°
20
68°
52°
21
73°
46°
22
79°
46°
23
82°
50°
24
84°
52°
25
86°
57°
26
88°
55°
27
88°
59°
28
82°
59°
29
85°
57°
30
87°
55°
31
82°
56°
1
76°
54°
2
75°
54°
3
68°
51°
4
71°
53°
5
70°
53°
6
74°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Klettgau
Klettgau's May 2026 forecast shows daily high temperatures ranging from 68° to 87°, with overnight lows between 51° and 57°. The average high for May is 76° with an average low of 54°. 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 Klettgau. See also: June | July | August.
