S
M
T
W
T
F
S
26
81°
53°
27
78°
52°
28
78°
51°
29
77°
52°
30
77°
52°
31
79°
60°
1
88°
53°
2
88°
54°
3
81°
52°
4
79°
55°
5
83°
59°
6
88°
59°
7
88°
55°
8
86°
53°
9
87°
49°
10
77°
51°
11
78°
50°
12
78°
55°
13
81°
56°
14
86°
57°
15
77°
52°
16
88°
58°
17
86°
60°
18
Hist. Avg.
87°
60°
19
Hist. Avg.
87°
60°
20
Hist. Avg.
86°
60°
21
Hist. Avg.
86°
60°
22
Hist. Avg.
86°
59°
23
Hist. Avg.
86°
59°
24
Hist. Avg.
86°
59°
25
Hist. Avg.
85°
58°
26
Hist. Avg.
85°
58°
27
Hist. Avg.
85°
58°
28
Hist. Avg.
84°
57°
29
Hist. Avg.
84°
57°
30
Hist. Avg.
84°
57°
31
Hist. Avg.
83°
56°
1
Hist. Avg.
83°
56°
2
Hist. Avg.
83°
56°
3
Hist. Avg.
82°
55°
4
Hist. Avg.
82°
55°
5
Hist. Avg.
81°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Deadwood
Deadwood's August 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 49° and 60°. The average high for August is 82° with an average low of 54°. 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 Deadwood. See also: September | October | November.
