S
M
T
W
T
F
S
26
74°
59°
27
73°
52°
28
75°
57°
29
75°
54°
30
72°
54°
31
73°
56°
1
73°
54°
2
74°
57°
3
74°
57°
4
75°
56°
5
77°
53°
6
72°
50°
7
72°
54°
8
77°
54°
9
72°
55°
10
73°
55°
11
72°
51°
12
72°
56°
13
76°
56°
14
77°
54°
15
72°
50°
16
71°
49°
17
71°
53°
18
72°
55°
19
71°
56°
20
75°
56°
21
76°
55°
22
77°
55°
23
74°
54°
24
80°
54°
25
78°
53°
26
79°
52°
27
75°
49°
28
72°
47°
29
69°
46°
30
68°
45°
31
67°
45°
1
69°
49°
2
69°
54°
3
70°
54°
4
77°
55°
5
77°
52°
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 67° to 80°, with overnight lows between 45° and 59°. The average high for August is 74° with an average low of 53°. 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.