S
M
T
W
T
F
S
26
49°
29°
27
55°
30°
28
60°
35°
29
61°
36°
30
63°
37°
1
64°
38°
2
65°
39°
3
63°
38°
4
62°
39°
5
64°
38°
6
62°
29°
7
53°
29°
8
54°
35°
9
62°
36°
10
65°
40°
11
60°
37°
12
64°
40°
13
67°
41°
14
67°
40°
15
63°
36°
16
62°
40°
17
63°
41°
18
63°
39°
19
61°
41°
20
61°
40°
21
60°
37°
22
61°
34°
23
62°
36°
24
68°
43°
25
68°
42°
26
67°
43°
27
70°
44°
28
71°
44°
29
72°
41°
30
67°
41°
31
69°
42°
1
70°
39°
2
68°
41°
3
67°
42°
4
66°
45°
5
66°
38°
6
66°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wetaskiwin
Wetaskiwin's May 2026 forecast shows daily high temperatures ranging from 49° to 72°, with overnight lows between 29° and 45°. The average high for May is 64° with an average low of 38°. 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 Wetaskiwin. See also: June | July | August.