S
M
T
W
T
F
S
26
29°
20°
27
36°
20°
28
44°
23°
29
53°
27°
30
62°
32°
1
62°
34°
2
63°
31°
3
56°
36°
4
38°
27°
5
45°
22°
6
54°
26°
7
61°
42°
8
54°
34°
9
56°
28°
10
71°
40°
11
65°
47°
12
69°
44°
13
75°
43°
14
62°
37°
15
37°
29°
16
45°
30°
17
52°
33°
18
55°
33°
19
64°
41°
20
60°
44°
21
66°
40°
22
67°
46°
23
73°
45°
24
63°
43°
25
73°
41°
26
82°
59°
27
83°
60°
28
82°
58°
29
90°
57°
30
78°
61°
31
72°
51°
1
62°
47°
2
68°
46°
3
69°
51°
4
70°
50°
5
68°
48°
6
65°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cold Lake 149c
Cold Lake 149c's May 2026 forecast shows daily high temperatures ranging from 62° to 90°, with overnight lows between 46° and 61°. The average high for May is 74° with an average low of 53°. 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 Cold Lake 149c. See also: June | July | August.