S
M
T
W
T
F
S
29
49°
26°
30
44°
24°
31
32°
22°
1
38°
26°
2
33°
18°
3
30°
18°
4
41°
14°
5
51°
18°
6
41°
28°
7
40°
14°
8
37°
23°
9
43°
25°
10
48°
32°
11
58°
32°
12
51°
30°
13
45°
23°
14
40°
21°
15
50°
22°
16
52°
27°
17
50°
27°
18
52°
26°
19
44°
19°
20
36°
14°
21
36°
14°
22
38°
16°
23
38°
15°
24
39°
17°
25
41°
19°
26
41°
16°
27
45°
17°
28
50°
20°
29
51°
23°
30
51°
25°
1
50°
24°
2
52°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Summit
Summit's April 2026 forecast shows daily high temperatures ranging from 36° to 58°, with overnight lows between 14° and 32°. The average high for April is 45° with an average low of 22°. 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 Summit. See also: May | June | July.
