S
M
T
W
T
F
S
29
65°
28°
30
76°
44°
31
82°
58°
1
85°
61°
2
84°
62°
3
82°
61°
4
85°
62°
5
81°
60°
6
64°
45°
7
66°
43°
8
60°
37°
9
68°
38°
10
76°
49°
11
82°
53°
12
77°
57°
13
81°
57°
14
83°
61°
15
86°
59°
16
79°
55°
17
73°
56°
18
76°
55°
19
78°
59°
20
79°
58°
21
80°
48°
22
77°
53°
23
74°
52°
24
76°
56°
25
79°
56°
26
78°
55°
27
76°
52°
28
69°
49°
29
71°
51°
30
70°
48°
1
74°
56°
2
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Lancaster
Lancaster's April 2026 forecast shows daily high temperatures ranging from 60° to 86°, with overnight lows between 37° and 61°. The average high for April is 76° with an average low of 53°. 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 Lancaster. See also: May | June | July.