S
M
T
W
T
F
S
29
35°
14°
30
44°
31°
31
38°
26°
1
31°
28°
2
32°
24°
3
33°
26°
4
33°
25°
5
39°
27°
6
41°
30°
7
35°
26°
8
35°
28°
9
48°
33°
10
55°
38°
11
42°
32°
12
46°
35°
13
48°
43°
14
43°
28°
15
40°
29°
16
41°
28°
17
45°
34°
18
48°
34°
19
47°
35°
20
49°
40°
21
50°
35°
22
47°
34°
23
47°
34°
24
45°
37°
25
50°
37°
26
45°
35°
27
45°
35°
28
46°
34°
29
46°
35°
30
47°
33°
1
48°
34°
2
48°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Grand River
Grand River's April 2026 forecast shows daily high temperatures ranging from 35° to 55°, with overnight lows between 26° and 43°. The average high for April is 46° with an average low of 34°. 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 Grand River. See also: May | June | July.