S
M
T
W
T
F
S
26
95°
71°
27
97°
73°
28
98°
73°
29
98°
72°
30
97°
73°
31
98°
73°
1
97°
72°
2
98°
73°
3
98°
73°
4
97°
72°
5
98°
73°
6
99°
72°
7
96°
70°
8
94°
71°
9
95°
72°
10
98°
72°
11
97°
71°
12
97°
72°
13
96°
70°
14
95°
69°
15
90°
68°
16
93°
69°
17
94°
66°
18
94°
66°
19
92°
64°
20
91°
65°
21
90°
63°
22
93°
58°
23
86°
59°
24
88°
59°
25
85°
57°
26
84°
59°
27
85°
63°
28
87°
64°
29
92°
64°
30
93°
63°
31
93°
64°
1
92°
63°
2
93°
64°
3
93°
64°
4
92°
63°
5
92°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Osborne
Osborne's August 2026 forecast shows daily high temperatures ranging from 84° to 99°, with overnight lows between 57° and 73°. The average high for August is 94° 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 Osborne. See also: September | October | November.