S
M
T
W
T
F
S
29
67°
54°
30
81°
53°
31
86°
61°
1
86°
59°
2
85°
61°
3
81°
64°
4
83°
62°
5
78°
53°
6
73°
51°
7
75°
51°
8
72°
53°
9
73°
55°
10
76°
56°
11
79°
57°
12
83°
57°
13
84°
59°
14
84°
60°
15
81°
61°
16
82°
52°
17
81°
58°
18
72°
57°
19
73°
57°
20
77°
56°
21
77°
57°
22
79°
57°
23
81°
56°
24
81°
58°
25
82°
59°
26
82°
60°
27
83°
58°
28
77°
54°
29
82°
58°
30
83°
59°
1
78°
56°
2
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Isabella
Isabella's April 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 51° and 64°. The average high for April is 79° with an average low of 57°. 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 Isabella. See also: May | June | July.