S
M
T
W
T
F
S
26
85°
58°
27
83°
58°
28
84°
59°
29
86°
65°
30
92°
61°
31
93°
57°
1
85°
59°
2
90°
57°
3
86°
56°
4
85°
56°
5
85°
59°
6
87°
56°
7
85°
56°
8
86°
59°
9
85°
61°
10
87°
60°
11
86°
58°
12
84°
57°
13
85°
58°
14
84°
56°
15
84°
56°
16
85°
60°
17
90°
60°
18
91°
59°
19
87°
59°
20
84°
60°
21
88°
60°
22
91°
59°
23
91°
62°
24
90°
61°
25
92°
56°
26
86°
56°
27
82°
59°
28
86°
58°
29
90°
50°
30
81°
47°
31
79°
50°
1
80°
58°
2
86°
58°
3
Hist. Avg.
84°
51°
4
Hist. Avg.
84°
51°
5
Hist. Avg.
83°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Oglala
Oglala's August 2026 forecast shows daily high temperatures ranging from 79° to 93°, with overnight lows between 47° and 65°. The average high for August is 86° with an average low of 58°. 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 Oglala. See also: September | October | November.