S
M
T
W
T
F
S
29
70°
36°
30
73°
60°
31
83°
61°
1
81°
60°
2
85°
60°
3
84°
62°
4
86°
59°
5
68°
53°
6
70°
48°
7
72°
43°
8
72°
45°
9
75°
46°
10
80°
42°
11
80°
52°
12
74°
56°
13
72°
58°
14
73°
58°
15
74°
60°
16
79°
59°
17
82°
61°
18
83°
64°
19
73°
48°
20
70°
48°
21
78°
59°
22
75°
61°
23
78°
59°
24
74°
50°
25
74°
55°
26
73°
53°
27
67°
50°
28
72°
55°
29
68°
55°
30
72°
56°
1
70°
55°
2
73°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Chattanooga Valley
Chattanooga Valley's April 2026 forecast shows daily high temperatures ranging from 67° to 83°, with overnight lows between 48° and 64°. The average high for April is 74° with an average low of 56°. 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 Chattanooga Valley. See also: May | June | July.
