S
M
T
W
T
F
S
29
56°
23°
30
69°
43°
31
78°
57°
1
66°
43°
2
47°
42°
3
68°
42°
4
75°
48°
5
55°
42°
6
50°
36°
7
43°
28°
8
55°
28°
9
59°
39°
10
70°
41°
11
55°
30°
12
60°
43°
13
71°
54°
14
77°
52°
15
68°
41°
16
59°
35°
17
55°
39°
18
58°
42°
19
60°
42°
20
61°
46°
21
67°
36°
22
62°
34°
23
52°
32°
24
54°
41°
25
54°
42°
26
55°
38°
27
53°
37°
28
55°
36°
29
55°
35°
30
56°
39°
1
57°
44°
2
66°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Jermyn
Jermyn's April 2026 forecast shows daily high temperatures ranging from 52° to 77°, with overnight lows between 28° and 54°. The average high for April is 60° with an average low of 40°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Jermyn. See also: May | June | July.