S
M
T
W
T
F
S
29
69°
34°
30
73°
34°
31
54°
33°
1
43°
29°
2
38°
32°
3
41°
32°
4
40°
32°
5
51°
30°
6
35°
18°
7
43°
34°
8
56°
32°
9
47°
29°
10
54°
33°
11
56°
47°
12
65°
52°
13
63°
38°
14
45°
27°
15
52°
38°
16
51°
37°
17
55°
37°
18
56°
34°
19
61°
40°
20
54°
39°
21
50°
37°
22
51°
39°
23
61°
36°
24
52°
33°
25
57°
42°
26
56°
42°
27
64°
41°
28
62°
36°
29
62°
42°
30
64°
44°
1
63°
39°
2
63°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Sumner
Sumner's April 2026 forecast shows daily high temperatures ranging from 35° to 65°, with overnight lows between 18° and 52°. The average high for April is 55° with an average low of 37°. 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 Sumner. See also: May | June | July.
