S
M
T
W
T
F
S
29
79°
50°
30
91°
54°
31
74°
51°
1
57°
45°
2
71°
48°
3
82°
37°
4
59°
33°
5
68°
26°
6
68°
35°
7
72°
39°
8
81°
48°
9
82°
50°
10
62°
55°
11
76°
63°
12
81°
64°
13
88°
60°
14
75°
41°
15
63°
43°
16
71°
52°
17
76°
52°
18
72°
53°
19
76°
56°
20
78°
54°
21
69°
43°
22
62°
49°
23
72°
50°
24
67°
49°
25
68°
47°
26
67°
50°
27
72°
52°
28
74°
53°
29
73°
52°
30
75°
50°
1
68°
49°
2
65°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Chapman
Chapman's April 2026 forecast shows daily high temperatures ranging from 62° to 88°, with overnight lows between 41° and 64°. The average high for April is 73° with an average low of 51°. 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 Chapman. See also: May | June | July.