S
M
T
W
T
F
S
29
64°
34°
30
68°
36°
31
41°
30°
1
41°
27°
2
32°
30°
3
32°
27°
4
36°
30°
5
47°
28°
6
34°
21°
7
43°
14°
8
48°
34°
9
39°
30°
10
54°
38°
11
49°
46°
12
79°
43°
13
68°
46°
14
61°
44°
15
66°
44°
16
69°
30°
17
53°
35°
18
54°
36°
19
59°
41°
20
65°
44°
21
66°
41°
22
56°
37°
23
59°
36°
24
52°
38°
25
53°
37°
26
53°
36°
27
57°
43°
28
54°
44°
29
64°
45°
30
68°
44°
1
55°
42°
2
56°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Atwater
Atwater's April 2026 forecast shows daily high temperatures ranging from 49° to 79°, with overnight lows between 30° and 46°. The average high for April is 60° with an average low of 41°. 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 Atwater. See also: May | June | July.