S
M
T
W
T
F
S
26
51°
35°
27
62°
40°
28
49°
38°
29
44°
31°
30
40°
30°
1
44°
26°
2
58°
23°
3
63°
47°
4
59°
38°
5
39°
32°
6
40°
31°
7
47°
29°
8
59°
40°
9
54°
30°
10
47°
29°
11
52°
36°
12
52°
35°
13
59°
43°
14
62°
45°
15
62°
44°
16
61°
43°
17
60°
41°
18
63°
44°
19
66°
42°
20
58°
38°
21
59°
39°
22
59°
40°
23
60°
41°
24
61°
44°
25
61°
46°
26
66°
46°
27
70°
49°
28
71°
50°
29
71°
50°
30
70°
52°
31
72°
51°
1
67°
48°
2
69°
53°
3
73°
54°
4
74°
52°
5
65°
50°
6
63°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ironwood
Ironwood's May 2026 forecast shows daily high temperatures ranging from 40° to 74°, with overnight lows between 29° and 54°. The average high for May is 62° with an average low of 43°. 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 Ironwood. See also: June | July | August.