S
M
T
W
T
F
S
26
87°
68°
27
84°
70°
28
89°
70°
29
89°
69°
30
88°
66°
31
84°
66°
1
85°
67°
2
84°
66°
3
83°
65°
4
84°
66°
5
84°
66°
6
85°
67°
7
83°
67°
8
84°
66°
9
83°
68°
10
83°
66°
11
84°
68°
12
86°
66°
13
87°
66°
14
87°
67°
15
86°
69°
16
88°
68°
17
87°
67°
18
87°
67°
19
83°
66°
20
82°
65°
21
82°
64°
22
83°
65°
23
83°
65°
24
85°
64°
25
83°
67°
26
82°
67°
27
Hist. Avg.
86°
64°
28
Hist. Avg.
86°
64°
29
Hist. Avg.
86°
64°
30
Hist. Avg.
86°
64°
31
Hist. Avg.
86°
64°
1
Hist. Avg.
85°
64°
2
Hist. Avg.
85°
63°
3
Hist. Avg.
85°
63°
4
Hist. Avg.
85°
63°
5
Hist. Avg.
85°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Mill Spring
Mill Spring's August 2026 forecast shows daily high temperatures ranging from 82° to 89°, with overnight lows between 64° and 70°. The average high for August is 85° 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 Mill Spring. See also: September | October | November.