S
M
T
W
T
F
S
26
87°
68°
27
89°
68°
28
88°
67°
29
88°
68°
30
89°
69°
31
89°
68°
1
87°
67°
2
83°
66°
3
82°
64°
4
81°
67°
5
80°
67°
6
82°
66°
7
82°
62°
8
83°
64°
9
84°
65°
10
85°
66°
11
87°
66°
12
85°
65°
13
84°
65°
14
88°
63°
15
85°
66°
16
82°
65°
17
86°
64°
18
87°
65°
19
86°
64°
20
83°
60°
21
84°
58°
22
82°
57°
23
82°
59°
24
83°
59°
25
83°
60°
26
84°
64°
27
87°
62°
28
87°
62°
29
84°
63°
30
83°
58°
31
87°
57°
1
79°
57°
2
79°
62°
3
80°
62°
4
80°
57°
5
82°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lexington
Lexington's August 2026 forecast shows daily high temperatures ranging from 79° to 89°, with overnight lows between 56° and 69°. The average high for August is 84° with an average low of 63°. 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 Lexington. See also: September | October | November.