S
M
T
W
T
F
S
29
72°
44°
30
77°
55°
31
79°
57°
1
80°
60°
2
85°
59°
3
83°
64°
4
82°
61°
5
65°
49°
6
70°
45°
7
73°
41°
8
74°
46°
9
74°
49°
10
78°
45°
11
82°
49°
12
85°
52°
13
81°
55°
14
85°
59°
15
85°
57°
16
88°
62°
17
88°
56°
18
82°
48°
19
68°
44°
20
77°
40°
21
79°
50°
22
81°
52°
23
83°
57°
24
84°
65°
25
78°
59°
26
81°
63°
27
78°
62°
28
79°
55°
29
76°
53°
30
73°
52°
1
71°
51°
2
71°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Rainbow
Rainbow's April 2026 forecast shows daily high temperatures ranging from 71° to 84°, with overnight lows between 50° and 65°. The average high for April is 78° with an average low of 56°. 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 Rainbow. See also: May | June | July.