S
M
T
W
T
F
S
29
40°
14°
30
36°
18°
31
21°
4°
1
25°
-14°
2
31°
-7°
3
34°
6°
4
32°
0°
5
31°
19°
6
20°
-16°
7
31°
-21°
8
31°
17°
9
38°
27°
10
39°
17°
11
47°
25°
12
41°
23°
13
40°
34°
14
51°
33°
15
53°
35°
16
61°
27°
17
56°
21°
18
50°
20°
19
24°
7°
20
38°
3°
21
55°
28°
22
55°
22°
23
44°
29°
24
52°
29°
25
53°
32°
26
60°
29°
27
66°
48°
28
53°
32°
29
43°
28°
30
38°
26°
1
38°
27°
2
41°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in River Heights
River Heights's April 2026 forecast shows daily high temperatures ranging from 38° to 66°, with overnight lows between 26° and 48°. The average high for April is 47° with an average low of 32°. 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 River Heights. See also: May | June | July.