S
M
T
W
T
F
S
29
41°
19°
30
42°
29°
31
36°
27°
1
27°
18°
2
31°
28°
3
34°
30°
4
37°
26°
5
39°
25°
6
32°
18°
7
35°
27°
8
49°
35°
9
41°
31°
10
40°
33°
11
41°
35°
12
45°
37°
13
47°
34°
14
45°
36°
15
46°
30°
16
37°
25°
17
39°
33°
18
43°
34°
19
47°
37°
20
53°
39°
21
53°
39°
22
55°
40°
23
55°
38°
24
51°
35°
25
43°
33°
26
42°
32°
27
43°
34°
28
46°
36°
29
49°
36°
30
51°
38°
1
50°
37°
2
53°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Phoenix
Phoenix's April 2026 forecast shows daily high temperatures ranging from 31° to 55°, with overnight lows between 18° and 42°. The average high for April is 44° 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 Phoenix. See also: May | June | July.