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
64°
38°
15
62°
30°
16
54°
32°
17
42°
28°
18
41°
21°
19
47°
27°
20
53°
32°
21
60°
33°
22
62°
36°
23
62°
36°
24
63°
33°
25
64°
34°
26
68°
35°
27
75°
40°
28
56°
29°
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 41° to 75°, with overnight lows between 21° 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.