S
M
T
W
T
F
S
29
70°
43°
30
64°
36°
31
53°
38°
1
54°
39°
2
42°
20°
3
57°
19°
4
67°
25°
5
72°
29°
6
70°
29°
7
68°
32°
8
63°
32°
9
62°
29°
10
58°
28°
11
61°
30°
12
62°
31°
13
67°
31°
14
59°
29°
15
63°
36°
16
64°
35°
17
65°
37°
18
65°
36°
19
63°
36°
20
63°
33°
21
53°
29°
22
52°
26°
23
52°
27°
24
54°
30°
25
62°
36°
26
66°
37°
27
65°
36°
28
62°
36°
29
67°
39°
30
69°
40°
1
69°
40°
2
70°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Grass Valley
Grass Valley's April 2026 forecast shows daily high temperatures ranging from 42° to 72°, with overnight lows between 19° and 41°. The average high for April is 62° 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 Grass Valley. See also: May | June | July.
