S
M
T
W
T
F
S
26
30°
19°
27
42°
18°
28
50°
23°
29
58°
29°
30
N/A
1
66°
32°
2
70°
44°
3
66°
34°
4
59°
33°
5
62°
35°
6
71°
44°
7
67°
42°
8
68°
44°
9
63°
39°
10
63°
36°
11
65°
38°
12
59°
40°
13
62°
40°
14
64°
47°
15
59°
42°
16
65°
43°
17
67°
46°
18
64°
39°
19
57°
42°
20
57°
45°
21
59°
44°
22
61°
46°
23
64°
47°
24
65°
47°
25
68°
48°
26
69°
48°
27
68°
44°
28
59°
43°
29
60°
40°
30
61°
46°
31
67°
49°
1
65°
48°
2
64°
49°
3
64°
50°
4
65°
50°
5
63°
49°
6
62°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Athabasca
Athabasca's May 2026 forecast shows daily high temperatures ranging from 57° to 71°, with overnight lows between 32° and 50°. The average high for May is 64° with an average low of 43°. 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 Athabasca. See also: June | July | August.