S
M
T
W
T
F
S
26
63°
43°
27
72°
37°
28
60°
52°
29
57°
51°
30
60°
41°
1
60°
35°
2
56°
39°
3
62°
38°
4
77°
34°
5
81°
56°
6
64°
42°
7
61°
38°
8
61°
48°
9
62°
46°
10
71°
49°
11
62°
42°
12
59°
43°
13
62°
48°
14
66°
50°
15
70°
52°
16
71°
50°
17
71°
49°
18
65°
56°
19
75°
52°
20
76°
55°
21
76°
53°
22
74°
48°
23
67°
46°
24
67°
47°
25
68°
49°
26
69°
48°
27
69°
48°
28
70°
49°
29
69°
48°
30
69°
49°
31
71°
58°
1
72°
54°
2
73°
50°
3
72°
54°
4
75°
57°
5
73°
53°
6
78°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Montoursville
Montoursville's May 2026 forecast shows daily high temperatures ranging from 59° to 81°, with overnight lows between 38° and 59°. The average high for May is 69° with an average low of 50°. 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 Montoursville. See also: June | July | August.
