S
M
T
W
T
F
S
29
36°
10°
30
46°
31°
31
38°
26°
1
32°
27°
2
35°
22°
3
34°
27°
4
33°
26°
5
40°
27°
6
42°
28°
7
42°
24°
8
41°
24°
9
52°
23°
10
61°
37°
11
46°
32°
12
51°
29°
13
47°
29°
14
59°
43°
15
47°
42°
16
53°
42°
17
63°
33°
18
60°
31°
19
67°
36°
20
49°
26°
21
43°
24°
22
48°
29°
23
46°
30°
24
42°
32°
25
47°
34°
26
51°
35°
27
54°
36°
28
52°
37°
29
51°
36°
30
54°
37°
1
51°
36°
2
50°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Ammon
Ammon's April 2026 forecast shows daily high temperatures ranging from 42° to 67°, with overnight lows between 24° and 37°. The average high for April is 50° with an average low of 33°. 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 Ammon. See also: May | June | July.