S
M
T
W
T
F
S
26
87°
68°
27
88°
65°
28
88°
64°
29
89°
65°
30
90°
66°
31
88°
68°
1
89°
71°
2
88°
70°
3
89°
67°
4
87°
66°
5
88°
68°
6
88°
67°
7
89°
66°
8
89°
66°
9
90°
69°
10
93°
70°
11
89°
70°
12
88°
69°
13
88°
70°
14
89°
69°
15
90°
70°
16
92°
67°
17
92°
67°
18
91°
69°
19
93°
65°
20
87°
64°
21
86°
64°
22
87°
67°
23
92°
68°
24
89°
66°
25
87°
65°
26
86°
68°
27
91°
68°
28
90°
67°
29
90°
64°
30
85°
66°
31
86°
65°
1
87°
66°
2
88°
68°
3
90°
67°
4
89°
67°
5
83°
66°
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 83° to 93°, with overnight lows between 64° and 71°. The average high for August is 89° with an average low of 67°. 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.