S
M
T
W
T
F
S
29
45°
20°
30
69°
35°
31
50°
37°
1
54°
37°
2
40°
34°
3
49°
35°
4
54°
37°
5
47°
37°
6
48°
29°
7
37°
24°
8
46°
23°
9
50°
32°
10
62°
44°
11
54°
30°
12
55°
40°
13
65°
55°
14
73°
52°
15
64°
45°
16
57°
44°
17
59°
34°
18
54°
39°
19
59°
36°
20
60°
42°
21
61°
34°
22
51°
36°
23
52°
35°
24
55°
39°
25
60°
39°
26
54°
40°
27
53°
40°
28
55°
38°
29
54°
34°
30
59°
37°
1
59°
42°
2
65°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Sebago Lake
Sebago Lake's April 2026 forecast shows daily high temperatures ranging from 46° to 73°, with overnight lows between 23° and 55°. The average high for April is 57° with an average low of 39°. 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 Sebago Lake. See also: May | June | July.