S
M
T
W
T
F
S
26
88°
72°
27
89°
73°
28
87°
75°
29
77°
60°
30
66°
59°
1
60°
51°
2
75°
45°
3
80°
50°
4
85°
70°
5
89°
74°
6
82°
56°
7
65°
58°
8
82°
61°
9
87°
65°
10
85°
65°
11
83°
62°
12
88°
66°
13
91°
69°
14
86°
65°
15
87°
68°
16
89°
68°
17
85°
63°
18
79°
66°
19
81°
66°
20
83°
67°
21
86°
64°
22
81°
60°
23
80°
61°
24
82°
64°
25
83°
62°
26
81°
61°
27
81°
62°
28
82°
63°
29
81°
67°
30
84°
68°
31
83°
70°
1
84°
69°
2
85°
67°
3
86°
71°
4
87°
71°
5
85°
70°
6
84°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Belton
Belton's May 2026 forecast shows daily high temperatures ranging from 65° to 91°, with overnight lows between 56° and 74°. The average high for May is 84° with an average low of 66°. 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 Belton. See also: June | July | August.