S
M
T
W
T
F
S
26
39°
30°
27
41°
28°
28
51°
30°
29
58°
38°
30
59°
38°
1
59°
35°
2
55°
35°
3
56°
31°
4
41°
31°
5
51°
32°
6
59°
42°
7
60°
40°
8
54°
35°
9
51°
34°
10
63°
36°
11
53°
42°
12
54°
34°
13
36°
32°
14
58°
32°
15
61°
38°
16
67°
35°
17
73°
34°
18
42°
34°
19
44°
29°
20
55°
30°
21
37°
33°
22
38°
33°
23
44°
29°
24
50°
24°
25
56°
21°
26
61°
31°
27
58°
29°
28
46°
28°
29
44°
31°
30
46°
25°
31
48°
32°
1
41°
31°
2
54°
42°
3
64°
36°
4
45°
34°
5
49°
36°
6
54°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cartwright
Cartwright's May 2026 forecast shows daily high temperatures ranging from 41° to 64°, with overnight lows between 31° and 42°. The average high for May is 51° with an average low of 35°. 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 Cartwright. See also: June | July | August.