S
M
T
W
T
F
S
26
52°
31°
27
54°
32°
28
55°
32°
29
54°
34°
30
54°
32°
1
57°
36°
2
57°
35°
3
56°
34°
4
63°
41°
5
67°
37°
6
60°
33°
7
58°
37°
8
67°
44°
9
69°
44°
10
70°
40°
11
59°
36°
12
60°
36°
13
64°
43°
14
61°
43°
15
60°
42°
16
61°
45°
17
61°
46°
18
68°
38°
19
67°
41°
20
66°
39°
21
65°
37°
22
64°
38°
23
63°
37°
24
63°
38°
25
67°
40°
26
70°
41°
27
69°
40°
28
69°
38°
29
66°
44°
30
71°
48°
31
68°
44°
1
67°
50°
2
68°
48°
3
69°
46°
4
69°
50°
5
74°
51°
6
72°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hiram
Hiram's May 2026 forecast shows daily high temperatures ranging from 52° to 74°, with overnight lows between 31° and 51°. The average high for May is 64° 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 Hiram. See also: June | July | August.