S
M
T
W
T
F
S
26
89°
71°
27
90°
71°
28
91°
72°
29
88°
71°
30
91°
71°
31
91°
72°
1
90°
72°
2
91°
71°
3
91°
72°
4
93°
71°
5
91°
71°
6
89°
70°
7
90°
71°
8
90°
68°
9
84°
65°
10
84°
64°
11
85°
66°
12
84°
70°
13
85°
70°
14
86°
69°
15
89°
70°
16
87°
68°
17
90°
62°
18
85°
63°
19
86°
67°
20
89°
68°
21
90°
69°
22
89°
68°
23
91°
69°
24
89°
68°
25
87°
68°
26
82°
65°
27
82°
64°
28
82°
64°
29
82°
65°
30
82°
64°
31
84°
67°
1
88°
67°
2
88°
66°
3
87°
66°
4
87°
59°
5
81°
60°
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 81° to 93°, with overnight lows between 59° and 72°. The average high for August is 87° with an average low of 68°. 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.