S
M
T
W
T
F
S
26
61°
35°
27
61°
27°
28
63°
24°
29
66°
29°
30
60°
29°
1
55°
26°
2
62°
20°
3
68°
27°
4
67°
41°
5
64°
40°
6
57°
22°
7
64°
13°
8
74°
29°
9
76°
29°
10
73°
32°
11
79°
32°
12
82°
31°
13
83°
36°
14
80°
40°
15
79°
32°
16
81°
34°
17
73°
37°
18
63°
26°
19
69°
37°
20
68°
33°
21
68°
35°
22
70°
38°
23
70°
39°
24
75°
42°
25
74°
46°
26
71°
41°
27
73°
42°
28
78°
43°
29
75°
46°
30
74°
43°
31
86°
44°
1
78°
42°
2
77°
42°
3
70°
37°
4
72°
42°
5
76°
42°
6
80°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Henry
Henry's May 2026 forecast shows daily high temperatures ranging from 63° to 86°, with overnight lows between 26° and 46°. The average high for May is 73° with an average low of 40°. 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 Henry. See also: June | July | August.