S
M
T
W
T
F
S
29
73°
33°
30
76°
58°
31
84°
65°
1
82°
66°
2
N/A
3
84°
65°
4
84°
49°
5
61°
41°
6
62°
40°
7
59°
30°
8
74°
45°
9
83°
51°
10
84°
56°
11
85°
56°
12
78°
55°
13
77°
51°
14
70°
48°
15
69°
39°
16
74°
43°
17
63°
37°
18
66°
38°
19
70°
43°
20
75°
46°
21
76°
47°
22
77°
47°
23
77°
46°
24
78°
48°
25
78°
48°
26
77°
40°
27
70°
37°
28
65°
38°
29
69°
47°
30
67°
42°
1
67°
39°
2
68°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in River
River's April 2026 forecast shows daily high temperatures ranging from 59° to 85°, with overnight lows between 30° and 65°. The average high for April is 73° with an average low of 45°. 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. See also: May | June | July.