S
M
T
W
T
F
S
29
38°
36°
30
78°
59°
31
84°
66°
1
85°
63°
2
83°
63°
3
83°
65°
4
80°
52°
5
59°
39°
6
67°
36°
7
57°
45°
8
73°
52°
9
79°
51°
10
79°
57°
11
73°
52°
12
85°
64°
13
78°
64°
14
82°
65°
15
72°
54°
16
73°
53°
17
75°
57°
18
76°
57°
19
78°
57°
20
80°
62°
21
81°
47°
22
69°
46°
23
66°
53°
24
74°
55°
25
76°
53°
26
70°
48°
27
68°
47°
28
67°
49°
29
75°
55°
30
75°
56°
1
73°
56°
2
69°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Fort Knox
Fort Knox's April 2026 forecast shows daily high temperatures ranging from 66° to 85°, with overnight lows between 46° and 65°. The average high for April is 75° with an average low of 55°. 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 Fort Knox. See also: May | June | July.