S
M
T
W
T
F
S
26
66°
41°
27
71°
42°
28
62°
49°
29
49°
42°
30
52°
35°
1
48°
31°
2
55°
30°
3
64°
37°
4
77°
45°
5
60°
44°
6
54°
36°
7
54°
37°
8
65°
32°
9
66°
43°
10
59°
34°
11
58°
37°
12
62°
32°
13
55°
43°
14
68°
42°
15
72°
39°
16
84°
54°
17
79°
55°
18
86°
51°
19
81°
58°
20
63°
45°
21
59°
39°
22
66°
38°
23
58°
50°
24
71°
46°
25
81°
53°
26
85°
56°
27
81°
54°
28
83°
48°
29
78°
46°
30
76°
47°
31
75°
48°
1
77°
51°
2
76°
50°
3
75°
51°
4
76°
52°
5
75°
51°
6
73°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Belvidere Township
Belvidere Township's May 2026 forecast shows daily high temperatures ranging from 71° to 85°, with overnight lows between 46° and 56°. The average high for May is 77° with an average low of 51°. 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 Belvidere Township. See also: June | July | August.