S
M
T
W
T
F
S
29
46°
30°
30
51°
30°
31
59°
31°
1
52°
42°
2
54°
41°
3
58°
39°
4
63°
33°
5
66°
35°
6
71°
38°
7
56°
35°
8
60°
30°
9
66°
41°
10
69°
47°
11
57°
47°
12
60°
44°
13
52°
44°
14
53°
35°
15
55°
34°
16
59°
37°
17
56°
40°
18
56°
44°
19
60°
41°
20
59°
40°
21
61°
41°
22
62°
39°
23
58°
35°
24
57°
35°
25
57°
36°
26
60°
36°
27
64°
37°
28
64°
37°
29
59°
38°
30
59°
41°
1
60°
38°
2
60°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Granite Falls
Granite Falls's April 2026 forecast shows daily high temperatures ranging from 52° to 69°, with overnight lows between 34° and 47°. The average high for April is 59° with an average low of 40°. 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 Granite Falls. See also: May | June | July.