S
M
T
W
T
F
S
26
58°
42°
27
55°
50°
28
54°
40°
29
62°
36°
30
68°
50°
1
59°
50°
2
66°
48°
3
82°
52°
4
63°
52°
5
62°
49°
6
62°
49°
7
64°
49°
8
62°
50°
9
63°
51°
10
64°
49°
11
63°
51°
12
64°
50°
13
62°
51°
14
63°
49°
15
60°
48°
16
57°
47°
17
57°
45°
18
58°
47°
19
57°
48°
20
57°
47°
21
58°
49°
22
58°
46°
23
61°
47°
24
66°
52°
25
67°
52°
26
65°
49°
27
58°
48°
28
59°
47°
29
60°
50°
30
65°
52°
31
58°
51°
1
58°
50°
2
59°
48°
3
58°
49°
4
58°
46°
5
60°
48°
6
61°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fort Stevens
Fort Stevens's May 2026 forecast shows daily high temperatures ranging from 57° to 82°, with overnight lows between 45° and 52°. The average high for May is 61° with an average low of 49°. 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 Stevens. See also: June | July | August.