S
M
T
W
T
F
S
29
66°
36°
30
77°
50°
31
77°
50°
1
48°
37°
2
75°
39°
3
77°
64°
4
68°
41°
5
52°
37°
6
54°
37°
7
45°
30°
8
68°
34°
9
75°
56°
10
61°
37°
11
63°
51°
12
81°
58°
13
75°
64°
14
75°
62°
15
73°
53°
16
70°
53°
17
69°
49°
18
67°
50°
19
68°
49°
20
70°
51°
21
70°
50°
22
69°
43°
23
61°
49°
24
68°
51°
25
71°
48°
26
62°
43°
27
60°
42°
28
63°
48°
29
71°
52°
30
69°
53°
1
73°
51°
2
64°
46°
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 60° to 81°, with overnight lows between 37° and 64°. The average high for April is 69° with an average low of 50°. 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.