S
M
T
W
T
F
S
26
86°
60°
27
81°
62°
28
82°
61°
29
83°
60°
30
83°
60°
31
84°
61°
1
85°
60°
2
86°
60°
3
88°
65°
4
89°
61°
5
87°
60°
6
83°
64°
7
83°
65°
8
82°
65°
9
83°
64°
10
82°
64°
11
88°
63°
12
86°
63°
13
85°
57°
14
81°
57°
15
81°
59°
16
82°
58°
17
84°
59°
18
88°
64°
19
88°
65°
20
87°
63°
21
87°
65°
22
88°
65°
23
88°
64°
24
87°
64°
25
88°
58°
26
82°
58°
27
82°
59°
28
81°
58°
29
81°
59°
30
80°
57°
31
82°
59°
1
86°
61°
2
85°
62°
3
83°
61°
4
81°
62°
5
80°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Leitchfield
Leitchfield's August 2026 forecast shows daily high temperatures ranging from 80° to 89°, with overnight lows between 57° and 65°. The average high for August is 84° with an average low of 61°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Leitchfield. See also: September | October | November.