S
M
T
W
T
F
S
26
70°
48°
27
82°
41°
28
72°
50°
29
66°
50°
30
54°
37°
1
64°
34°
2
52°
34°
3
59°
30°
4
72°
46°
5
77°
59°
6
63°
48°
7
63°
43°
8
68°
34°
9
70°
52°
10
72°
52°
11
68°
43°
12
73°
37°
13
72°
48°
14
56°
39°
15
69°
52°
16
82°
62°
17
91°
61°
18
96°
67°
19
89°
65°
20
78°
57°
21
72°
55°
22
71°
57°
23
77°
54°
24
83°
56°
25
82°
60°
26
83°
60°
27
82°
54°
28
78°
58°
29
79°
60°
30
79°
58°
31
74°
54°
1
73°
53°
2
74°
52°
3
73°
52°
4
75°
54°
5
81°
61°
6
84°
62°
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 56° to 96°, with overnight lows between 39° and 67°. The average high for May is 78° with an average low of 57°. 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.