S
M
T
W
T
F
S
26
48°
26°
27
51°
30°
28
52°
29°
29
56°
30°
30
50°
28°
1
50°
26°
2
49°
25°
3
49°
25°
4
50°
26°
5
52°
27°
6
53°
29°
7
54°
29°
8
54°
30°
9
55°
30°
10
56°
34°
11
56°
33°
12
57°
32°
13
57°
34°
14
58°
35°
15
56°
33°
16
57°
34°
17
58°
33°
18
59°
34°
19
62°
38°
20
63°
40°
21
65°
40°
22
66°
39°
23
61°
36°
24
60°
36°
25
61°
37°
26
62°
44°
27
63°
43°
28
62°
41°
29
63°
41°
30
64°
40°
31
65°
41°
1
66°
40°
2
65°
46°
3
68°
41°
4
66°
41°
5
66°
42°
6
67°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fairbanks
Fairbanks's May 2026 forecast shows daily high temperatures ranging from 48° to 68°, with overnight lows between 25° and 47°. The average high for May is 58° with an average low of 35°. 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 Fairbanks. See also: June | July | August.