S
M
T
W
T
F
S
26
94°
70°
27
93°
71°
28
91°
67°
29
89°
66°
30
91°
67°
31
89°
66°
1
89°
66°
2
92°
69°
3
96°
71°
4
98°
70°
5
94°
71°
6
95°
72°
7
96°
72°
8
95°
69°
9
95°
67°
10
93°
68°
11
94°
70°
12
95°
70°
13
95°
69°
14
94°
68°
15
91°
67°
16
92°
65°
17
89°
65°
18
88°
64°
19
87°
64°
20
87°
65°
21
86°
64°
22
87°
64°
23
87°
65°
24
88°
68°
25
89°
70°
26
92°
67°
27
89°
68°
28
92°
67°
29
93°
67°
30
92°
68°
31
90°
67°
1
87°
65°
2
88°
64°
3
90°
64°
4
90°
66°
5
89°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Thomas Mountain
Thomas Mountain's August 2026 forecast shows daily high temperatures ranging from 86° to 98°, with overnight lows between 64° and 72°. The average high for August is 91° 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 Thomas Mountain. See also: September | October | November.