S
M
T
W
T
F
S
26
50°
30°
27
51°
31°
28
54°
40°
29
54°
36°
30
59°
37°
1
62°
44°
2
63°
45°
3
63°
45°
4
67°
47°
5
69°
45°
6
59°
43°
7
68°
47°
8
68°
48°
9
69°
47°
10
66°
49°
11
69°
48°
12
70°
42°
13
59°
38°
14
60°
43°
15
62°
46°
16
63°
46°
17
64°
43°
18
68°
45°
19
68°
43°
20
69°
41°
21
66°
42°
22
66°
41°
23
64°
41°
24
66°
42°
25
69°
42°
26
69°
44°
27
72°
47°
28
75°
52°
29
70°
55°
30
72°
55°
31
71°
48°
1
70°
45°
2
65°
47°
3
71°
54°
4
77°
56°
5
79°
58°
6
80°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Chetek
Chetek's May 2026 forecast shows daily high temperatures ranging from 50° to 80°, with overnight lows between 30° and 58°. The average high for May is 66° with an average low of 45°. 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 Chetek. See also: June | July | August.