S
M
T
W
T
F
S
29
51°
25°
30
71°
40°
31
78°
53°
1
75°
47°
2
47°
38°
3
63°
38°
4
67°
39°
5
54°
39°
6
51°
37°
7
51°
29°
8
47°
26°
9
51°
28°
10
62°
35°
11
61°
43°
12
55°
35°
13
79°
44°
14
84°
52°
15
87°
58°
16
86°
63°
17
74°
51°
18
68°
51°
19
57°
33°
20
45°
28°
21
50°
40°
22
60°
40°
23
59°
40°
24
57°
38°
25
60°
41°
26
60°
43°
27
58°
43°
28
60°
41°
29
61°
42°
30
59°
44°
1
60°
43°
2
62°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Jefferson Valley
Jefferson Valley's April 2026 forecast shows daily high temperatures ranging from 45° to 86°, with overnight lows between 28° and 63°. The average high for April is 61° with an average low of 43°. 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 Jefferson Valley. See also: May | June | July.