S
M
T
W
T
F
S
26
52°
30°
27
54°
31°
28
54°
34°
29
48°
34°
30
46°
31°
1
51°
41°
2
51°
37°
3
53°
30°
4
59°
39°
5
53°
40°
6
42°
34°
7
48°
33°
8
50°
33°
9
60°
33°
10
59°
41°
11
50°
37°
12
60°
33°
13
64°
39°
14
52°
45°
15
56°
42°
16
57°
40°
17
56°
45°
18
56°
45°
19
55°
42°
20
57°
41°
21
56°
42°
22
55°
38°
23
58°
37°
24
51°
36°
25
60°
43°
26
58°
41°
27
58°
42°
28
56°
40°
29
57°
41°
30
59°
42°
31
60°
42°
1
59°
44°
2
76°
52°
3
66°
42°
4
65°
44°
5
67°
44°
6
67°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fort Greely
Fort Greely's May 2026 forecast shows daily high temperatures ranging from 51° to 76°, with overnight lows between 36° and 52°. The average high for May is 60° with an average low of 42°. 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 Fort Greely. See also: June | July | August.