S
M
T
W
T
F
S
26
65°
46°
27
82°
44°
28
78°
55°
29
69°
50°
30
60°
40°
1
65°
37°
2
58°
35°
3
65°
29°
4
78°
45°
5
75°
53°
6
66°
49°
7
65°
40°
8
73°
35°
9
75°
52°
10
75°
50°
11
72°
46°
12
76°
41°
13
78°
48°
14
63°
41°
15
72°
38°
16
75°
50°
17
89°
59°
18
90°
56°
19
N/A
20
78°
54°
21
69°
60°
22
74°
64°
23
77°
65°
24
77°
66°
25
79°
65°
26
78°
64°
27
79°
63°
28
80°
65°
29
79°
62°
30
79°
61°
31
80°
63°
1
82°
61°
2
80°
56°
3
79°
61°
4
77°
60°
5
78°
61°
6
80°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Bellefonte
Bellefonte's May 2026 forecast shows daily high temperatures ranging from 69° to 82°, with overnight lows between 54° and 66°. The average high for May is 78° with an average low of 62°. 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 Bellefonte. See also: June | July | August.