S
M
T
W
T
F
S
26
65°
49°
27
67°
51°
28
64°
50°
29
65°
48°
30
63°
47°
1
63°
47°
2
64°
49°
3
66°
48°
4
64°
53°
5
67°
54°
6
65°
51°
7
64°
49°
8
69°
52°
9
65°
52°
10
73°
56°
11
74°
55°
12
74°
54°
13
68°
57°
14
76°
56°
15
71°
53°
16
69°
53°
17
70°
57°
18
76°
58°
19
77°
54°
20
76°
49°
21
67°
50°
22
68°
54°
23
68°
52°
24
72°
57°
25
78°
59°
26
79°
60°
27
77°
60°
28
71°
59°
29
71°
61°
30
72°
60°
31
76°
61°
1
81°
61°
2
80°
59°
3
79°
61°
4
80°
62°
5
76°
60°
6
81°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Clarksburg
Clarksburg's May 2026 forecast shows daily high temperatures ranging from 63° to 81°, with overnight lows between 47° and 62°. The average high for May is 71° with an average low of 55°. 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 Clarksburg. See also: June | July | August.