S
M
T
W
T
F
S
26
57°
42°
27
72°
37°
28
60°
49°
29
60°
54°
30
67°
44°
1
67°
35°
2
60°
42°
3
63°
38°
4
77°
37°
5
85°
50°
6
72°
57°
7
68°
48°
8
73°
40°
9
71°
47°
10
80°
46°
11
64°
41°
12
72°
37°
13
73°
53°
14
61°
51°
15
73°
47°
16
85°
60°
17
89°
62°
18
97°
66°
19
97°
68°
20
95°
60°
21
72°
51°
22
72°
51°
23
77°
57°
24
80°
59°
25
83°
62°
26
84°
62°
27
82°
64°
28
83°
58°
29
75°
62°
30
80°
63°
31
80°
60°
1
76°
57°
2
76°
56°
3
75°
56°
4
76°
57°
5
79°
64°
6
86°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Carrollton
Carrollton's May 2026 forecast shows daily high temperatures ranging from 72° to 97°, with overnight lows between 47° and 68°. The average high for May is 81° with an average low of 59°. 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 Carrollton. See also: June | July | August.