S
M
T
W
T
F
S
26
52°
41°
27
64°
36°
28
63°
54°
29
60°
40°
30
51°
36°
1
49°
35°
2
45°
35°
3
51°
35°
4
56°
43°
5
60°
44°
6
58°
40°
7
58°
44°
8
57°
39°
9
51°
40°
10
56°
39°
11
57°
43°
12
64°
47°
13
64°
41°
14
59°
39°
15
59°
39°
16
57°
40°
17
58°
39°
18
61°
40°
19
67°
45°
20
64°
41°
21
63°
41°
22
62°
40°
23
63°
41°
24
67°
50°
25
72°
51°
26
67°
44°
27
63°
43°
28
64°
43°
29
67°
45°
30
72°
49°
31
74°
52°
1
74°
53°
2
75°
54°
3
76°
54°
4
76°
52°
5
70°
47°
6
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Stoystown
Stoystown's May 2026 forecast shows daily high temperatures ranging from 45° to 76°, with overnight lows between 35° and 54°. The average high for May is 62° with an average low of 44°. 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 Stoystown. See also: June | July | August.