S
M
T
W
T
F
S
26
86°
70°
27
88°
67°
28
88°
67°
29
89°
68°
30
88°
67°
31
86°
69°
1
88°
69°
2
87°
68°
3
91°
71°
4
89°
69°
5
88°
71°
6
88°
70°
7
89°
67°
8
91°
67°
9
91°
69°
10
89°
70°
11
89°
70°
12
90°
69°
13
87°
70°
14
87°
69°
15
88°
70°
16
87°
70°
17
92°
69°
18
92°
70°
19
89°
69°
20
87°
65°
21
87°
67°
22
89°
69°
23
90°
67°
24
86°
68°
25
87°
65°
26
86°
67°
27
90°
69°
28
90°
65°
29
88°
64°
30
84°
64°
31
85°
65°
1
85°
64°
2
88°
65°
3
88°
65°
4
87°
67°
5
85°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Palmetto
Palmetto's August 2026 forecast shows daily high temperatures ranging from 84° to 92°, with overnight lows between 64° and 71°. The average high for August is 88° with an average low of 68°. 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 Palmetto. See also: September | October | November.