S
M
T
W
T
F
S
26
84°
65°
27
85°
67°
28
87°
70°
29
88°
71°
30
90°
70°
31
89°
66°
1
89°
69°
2
88°
70°
3
87°
69°
4
86°
67°
5
86°
70°
6
89°
70°
7
90°
69°
8
88°
67°
9
85°
64°
10
83°
68°
11
84°
64°
12
83°
65°
13
82°
65°
14
82°
63°
15
84°
63°
16
83°
64°
17
82°
63°
18
85°
66°
19
87°
68°
20
88°
63°
21
82°
68°
22
86°
64°
23
82°
68°
24
82°
63°
25
80°
63°
26
Hist. Avg.
85°
66°
27
Hist. Avg.
84°
66°
28
Hist. Avg.
84°
66°
29
Hist. Avg.
84°
66°
30
Hist. Avg.
84°
66°
31
Hist. Avg.
84°
66°
1
Hist. Avg.
84°
65°
2
Hist. Avg.
83°
65°
3
Hist. Avg.
83°
65°
4
Hist. Avg.
83°
65°
5
Hist. Avg.
82°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Sewell
Sewell's August 2026 forecast shows daily high temperatures ranging from 80° to 90°, with overnight lows between 63° and 71°. 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 Sewell. See also: September | October | November.