S
M
T
W
T
F
S
26
30°
17°
27
45°
15°
28
53°
19°
29
63°
23°
30
73°
29°
1
66°
40°
2
71°
28°
3
67°
42°
4
55°
26°
5
53°
17°
6
69°
32°
7
72°
43°
8
67°
33°
9
69°
45°
10
73°
47°
11
67°
40°
12
73°
36°
13
70°
42°
14
60°
46°
15
62°
36°
16
48°
29°
17
56°
21°
18
65°
27°
19
63°
38°
20
58°
35°
21
67°
45°
22
70°
44°
23
71°
47°
24
71°
45°
25
72°
41°
26
68°
41°
27
65°
39°
28
68°
38°
29
66°
40°
30
66°
41°
31
68°
43°
1
67°
40°
2
71°
46°
3
71°
46°
4
70°
45°
5
67°
45°
6
65°
46°
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 58° to 72°, with overnight lows between 35° and 47°. The average high for May is 68° with an average low of 42°. 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.