S
M
T
W
T
F
S
29
61°
23°
30
70°
43°
31
81°
61°
1
80°
57°
2
59°
43°
3
73°
43°
4
84°
48°
5
59°
47°
6
57°
36°
7
50°
26°
8
54°
28°
9
59°
36°
10
74°
51°
11
66°
35°
12
66°
52°
13
81°
55°
14
84°
62°
15
78°
49°
16
66°
46°
17
61°
45°
18
64°
47°
19
66°
50°
20
70°
52°
21
74°
55°
22
71°
42°
23
62°
39°
24
61°
47°
25
68°
47°
26
61°
42°
27
61°
40°
28
62°
41°
29
62°
40°
30
63°
40°
1
63°
50°
2
73°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Jefferson
Jefferson's April 2026 forecast shows daily high temperatures ranging from 54° to 84°, with overnight lows between 28° and 62°. The average high for April is 67° with an average low of 46°. 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. See also: May | June | July.