S
M
T
W
T
F
S
26
80°
59°
27
80°
60°
28
81°
60°
29
81°
62°
30
83°
66°
31
86°
65°
1
88°
66°
2
88°
66°
3
86°
65°
4
86°
59°
5
81°
57°
6
79°
57°
7
78°
58°
8
79°
57°
9
79°
58°
10
80°
59°
11
81°
61°
12
84°
63°
13
86°
64°
14
85°
65°
15
87°
63°
16
87°
58°
17
80°
57°
18
80°
56°
19
81°
58°
20
80°
58°
21
79°
61°
22
80°
57°
23
82°
63°
24
85°
64°
25
83°
58°
26
85°
59°
27
81°
64°
28
82°
63°
29
86°
62°
30
87°
64°
31
85°
61°
1
83°
62°
2
84°
60°
3
83°
59°
4
78°
60°
5
83°
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 78° to 88°, with overnight lows between 56° and 66°. The average high for August is 83° 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 Lexington. See also: September | October | November.