S
M
T
W
T
F
S
29
59°
27°
30
70°
45°
31
77°
60°
1
66°
43°
2
52°
41°
3
75°
44°
4
77°
57°
5
64°
39°
6
50°
36°
7
43°
29°
8
52°
23°
9
63°
36°
10
77°
45°
11
63°
45°
12
68°
37°
13
79°
57°
14
82°
60°
15
84°
61°
16
85°
60°
17
78°
50°
18
83°
55°
19
61°
33°
20
51°
30°
21
58°
34°
22
61°
44°
23
65°
41°
24
69°
43°
25
68°
42°
26
64°
43°
27
64°
40°
28
61°
40°
29
61°
38°
30
65°
36°
1
62°
36°
2
62°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Lock Haven
Lock Haven's April 2026 forecast shows daily high temperatures ranging from 51° to 85°, with overnight lows between 30° and 61°. The average high for April is 68° with an average low of 43°. 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 Lock Haven. See also: May | June | July.
