S
M
T
W
T
F
S
26
53°
45°
27
70°
39°
28
67°
51°
29
64°
50°
30
64°
38°
1
62°
42°
2
54°
36°
3
61°
37°
4
69°
50°
5
73°
49°
6
75°
58°
7
74°
50°
8
63°
45°
9
65°
45°
10
68°
48°
11
72°
48°
12
69°
50°
13
66°
51°
14
68°
54°
15
69°
54°
16
68°
53°
17
68°
54°
18
69°
56°
19
77°
57°
20
77°
57°
21
78°
56°
22
78°
58°
23
79°
58°
24
79°
57°
25
75°
55°
26
71°
58°
27
73°
58°
28
79°
59°
29
77°
59°
30
78°
58°
31
77°
59°
1
76°
54°
2
72°
53°
3
73°
53°
4
72°
52°
5
73°
53°
6
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Overall
Overall's May 2026 forecast shows daily high temperatures ranging from 54° to 79°, with overnight lows between 36° and 59°. The average high for May is 71° with an average low of 52°. 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 Overall. See also: June | July | August.