S
M
T
W
T
F
S
29
81°
50°
30
83°
65°
31
88°
68°
1
87°
62°
2
83°
68°
3
84°
68°
4
84°
69°
5
72°
58°
6
71°
49°
7
79°
44°
8
80°
51°
9
77°
58°
10
80°
57°
11
84°
57°
12
84°
65°
13
86°
65°
14
87°
67°
15
86°
66°
16
86°
67°
17
88°
64°
18
87°
67°
19
87°
69°
20
88°
67°
21
89°
68°
22
90°
69°
23
82°
59°
24
82°
64°
25
80°
64°
26
83°
63°
27
83°
64°
28
79°
65°
29
83°
65°
30
83°
64°
1
82°
65°
2
82°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Old Jefferson
Old Jefferson's April 2026 forecast shows daily high temperatures ranging from 79° to 90°, with overnight lows between 57° and 69°. The average high for April is 84° with an average low of 65°. 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 Old Jefferson. See also: May | June | July.