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
64°
34°
19
61°
38°
20
60°
35°
21
66°
37°
22
65°
37°
23
66°
39°
24
71°
45°
25
70°
46°
26
68°
47°
27
65°
44°
28
71°
45°
29
72°
47°
30
70°
47°
31
72°
48°
1
73°
41°
2
72°
44°
3
67°
39°
4
70°
44°
5
74°
45°
6
77°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cottonwood
Cottonwood's May 2026 forecast shows daily high temperatures ranging from 60° to 77°, with overnight lows between 35° and 48°. The average high for May is 69° 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 Cottonwood. See also: June | July | August.