S
M
T
W
T
F
S
26
81°
51°
27
84°
56°
28
90°
57°
29
90°
57°
30
91°
58°
31
89°
57°
1
90°
58°
2
89°
57°
3
90°
57°
4
88°
56°
5
88°
57°
6
83°
55°
7
89°
56°
8
89°
55°
9
88°
56°
10
86°
45°
11
78°
44°
12
77°
45°
13
81°
47°
14
80°
46°
15
82°
45°
16
80°
45°
17
80°
42°
18
76°
43°
19
78°
50°
20
85°
52°
21
87°
48°
22
84°
49°
23
85°
40°
24
82°
38°
25
73°
39°
26
74°
43°
27
78°
49°
28
83°
47°
29
81°
46°
30
82°
42°
31
72°
40°
1
69°
46°
2
75°
40°
3
74°
39°
4
68°
35°
5
67°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sedan
Sedan's August 2026 forecast shows daily high temperatures ranging from 67° to 91°, with overnight lows between 35° and 58°. The average high for August is 82° with an average low of 48°. 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 Sedan. See also: September | October | November.