S
M
T
W
T
F
S
29
60°
31°
30
72°
48°
31
81°
62°
1
84°
58°
2
51°
45°
3
78°
60°
4
81°
63°
5
71°
42°
6
57°
40°
7
53°
29°
8
52°
33°
9
59°
44°
10
67°
43°
11
70°
50°
12
68°
48°
13
70°
50°
14
66°
48°
15
63°
41°
16
64°
37°
17
57°
36°
18
57°
37°
19
58°
39°
20
65°
47°
21
69°
49°
22
70°
48°
23
60°
48°
24
64°
50°
25
71°
50°
26
72°
49°
27
65°
45°
28
62°
41°
29
62°
46°
30
71°
50°
1
66°
46°
2
63°
43°
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 51° to 81°, with overnight lows between 29° and 63°. 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. See also: May | June | July.