S
M
T
W
T
F
S
26
45°
21°
27
50°
23°
28
51°
25°
29
57°
32°
30
62°
28°
1
65°
29°
2
71°
37°
3
73°
37°
4
72°
38°
5
67°
32°
6
70°
39°
7
73°
41°
8
66°
40°
9
65°
36°
10
70°
38°
11
74°
43°
12
69°
39°
13
66°
40°
14
64°
39°
15
63°
37°
16
61°
41°
17
66°
39°
18
58°
34°
19
56°
32°
20
58°
33°
21
67°
38°
22
70°
45°
23
63°
39°
24
68°
43°
25
70°
45°
26
69°
44°
27
67°
43°
28
63°
42°
29
64°
40°
30
69°
43°
31
71°
46°
1
72°
47°
2
71°
46°
3
73°
47°
4
72°
47°
5
71°
46°
6
72°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Warm Lake
Warm Lake's May 2026 forecast shows daily high temperatures ranging from 56° to 74°, with overnight lows between 32° and 47°. The average high for May is 68° with an average low of 41°. 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 Warm Lake. See also: June | July | August.