S
M
T
W
T
F
S
26
43°
32°
27
53°
27°
28
50°
25°
29
43°
23°
30
40°
33°
1
46°
38°
2
56°
29°
3
48°
28°
4
53°
34°
5
70°
41°
6
69°
50°
7
55°
46°
8
52°
40°
9
59°
36°
10
61°
40°
11
53°
39°
12
40°
36°
13
54°
36°
14
64°
39°
15
44°
41°
16
65°
53°
17
70°
40°
18
53°
37°
19
62°
45°
20
74°
49°
21
60°
37°
22
58°
36°
23
60°
39°
24
62°
38°
25
63°
41°
26
64°
44°
27
65°
43°
28
64°
45°
29
63°
37°
30
62°
37°
31
66°
40°
1
63°
39°
2
62°
38°
3
62°
38°
4
63°
40°
5
62°
42°
6
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ironville
Ironville's May 2026 forecast shows daily high temperatures ranging from 53° to 74°, with overnight lows between 36° and 53°. The average high for May is 63° with an average low of 41°. 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 Ironville. See also: June | July | August.