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
65°
46°
11
61°
33°
12
56°
45°
13
72°
55°
14
82°
57°
15
82°
58°
16
80°
54°
17
77°
48°
18
65°
40°
19
60°
44°
20
60°
41°
21
63°
45°
22
64°
52°
23
73°
40°
24
58°
44°
25
57°
42°
26
56°
41°
27
58°
40°
28
59°
40°
29
58°
38°
30
59°
38°
1
60°
47°
2
69°
47°
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 56° to 82°, with overnight lows between 33° and 58°. The average high for April is 65° 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 Jefferson Valley. See also: May | June | July.