S
M
T
W
T
F
S
26
79°
75°
27
79°
75°
28
77°
77°
29
77°
75°
30
79°
75°
1
75°
61°
2
73°
59°
3
75°
72°
4
83°
52°
5
59°
46°
6
55°
40°
7
68°
50°
8
75°
51°
9
77°
55°
10
70°
49°
11
73°
55°
12
77°
56°
13
80°
58°
14
78°
55°
15
77°
61°
16
82°
61°
17
75°
56°
18
78°
60°
19
76°
53°
20
72°
56°
21
73°
52°
22
69°
51°
23
70°
53°
24
70°
54°
25
71°
54°
26
71°
53°
27
72°
55°
28
72°
59°
29
73°
60°
30
75°
63°
31
73°
59°
1
74°
56°
2
75°
57°
3
78°
65°
4
77°
65°
5
78°
66°
6
79°
66°
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 55° to 83°, with overnight lows between 40° and 66°. The average high for May is 74° with an average low of 56°. 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.