S
M
T
W
T
F
S
26
42°
20°
27
46°
22°
28
46°
27°
29
45°
24°
30
53°
27°
1
61°
21°
2
65°
20°
3
67°
26°
4
66°
26°
5
54°
30°
6
57°
19°
7
63°
35°
8
66°
32°
9
60°
30°
10
71°
25°
11
77°
30°
12
77°
35°
13
80°
46°
14
63°
35°
15
63°
32°
16
55°
29°
17
42°
28°
18
45°
24°
19
47°
32°
20
53°
32°
21
63°
35°
22
62°
33°
23
64°
36°
24
67°
38°
25
61°
36°
26
58°
35°
27
60°
35°
28
70°
31°
29
57°
30°
30
57°
33°
31
61°
33°
1
66°
38°
2
68°
39°
3
68°
40°
4
69°
37°
5
58°
30°
6
59°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Kelly
Kelly's May 2026 forecast shows daily high temperatures ranging from 42° to 70°, with overnight lows between 24° and 40°. The average high for May is 60° with an average low of 33°. 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 Kelly. See also: June | July | August.