S
M
T
W
T
F
S
26
73°
51°
27
65°
56°
28
62°
53°
29
62°
45°
30
61°
38°
1
54°
41°
2
54°
36°
3
63°
35°
4
75°
50°
5
62°
45°
6
58°
43°
7
62°
35°
8
64°
48°
9
73°
51°
10
68°
50°
11
71°
40°
12
78°
41°
13
67°
48°
14
66°
38°
15
71°
45°
16
72°
63°
17
82°
62°
18
81°
62°
19
84°
62°
20
69°
55°
21
66°
53°
22
N/A
23
75°
61°
24
78°
58°
25
81°
63°
26
81°
66°
27
80°
66°
28
84°
61°
29
81°
60°
30
76°
57°
31
78°
59°
1
81°
63°
2
82°
64°
3
84°
62°
4
82°
60°
5
81°
63°
6
80°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Clinton
Clinton's May 2026 forecast shows daily high temperatures ranging from 75° to 84°, with overnight lows between 57° and 66°. The average high for May is 80° with an average low of 62°. 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 Clinton. See also: June | July | August.