S
M
T
W
T
F
S
27
95°
75°
28
95°
73°
29
97°
73°
30
100°
66°
31
100°
71°
1
98°
75°
2
96°
73°
3
96°
71°
4
87°
73°
5
92°
71°
6
95°
73°
7
97°
75°
8
98°
75°
9
97°
76°
10
96°
73°
11
96°
73°
12
96°
70°
13
87°
73°
14
92°
72°
15
93°
75°
16
91°
74°
17
94°
77°
18
94°
75°
19
97°
75°
20
93°
72°
21
94°
73°
22
91°
71°
23
94°
68°
24
95°
68°
25
94°
72°
26
92°
72°
27
94°
72°
28
97°
77°
29
95°
77°
30
89°
73°
31
80°
73°
1
88°
72°
2
92°
68°
3
92°
68°
4
100°
63°
5
98°
74°
6
77°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Flat
Flat's August 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Flat. See also: September | October | November.