S
M
T
W
T
F
S
26
55°
44°
27
70°
37°
28
63°
49°
29
61°
49°
30
67°
40°
1
66°
36°
2
56°
43°
3
63°
40°
4
78°
42°
5
84°
58°
6
70°
56°
7
70°
52°
8
72°
39°
9
71°
50°
10
76°
46°
11
65°
51°
12
72°
36°
13
71°
48°
14
60°
51°
15
73°
47°
16
84°
62°
17
89°
61°
18
93°
64°
19
96°
67°
20
80°
57°
21
71°
52°
22
75°
51°
23
73°
53°
24
72°
53°
25
75°
55°
26
76°
54°
27
79°
60°
28
78°
59°
29
73°
59°
30
79°
58°
31
77°
56°
1
73°
54°
2
74°
52°
3
73°
52°
4
74°
53°
5
79°
61°
6
84°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Martinsburg
Martinsburg's May 2026 forecast shows daily high temperatures ranging from 60° to 96°, with overnight lows between 47° and 67°. The average high for May is 77° with an average low of 56°. 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 Martinsburg. See also: June | July | August.
