S
M
T
W
T
F
S
29
90°
52°
30
77°
49°
31
69°
60°
1
73°
57°
2
68°
48°
3
82°
49°
4
89°
44°
5
87°
47°
6
80°
56°
7
78°
48°
8
82°
50°
9
77°
51°
10
76°
52°
11
71°
54°
12
63°
51°
13
63°
50°
14
73°
43°
15
76°
46°
16
77°
49°
17
80°
48°
18
83°
46°
19
79°
51°
20
74°
49°
21
70°
50°
22
68°
46°
23
71°
51°
24
69°
52°
25
62°
50°
26
62°
49°
27
67°
50°
28
68°
51°
29
70°
52°
30
73°
54°
1
73°
51°
2
71°
52°
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 62° to 74°, with overnight lows between 46° and 54°. The average high for April is 69° 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 Rainbow. See also: May | June | July.