S
M
T
W
T
F
S
26
82°
63°
27
85°
59°
28
72°
65°
29
73°
64°
30
78°
63°
31
83°
63°
1
84°
66°
2
77°
67°
3
77°
58°
4
80°
58°
5
82°
64°
6
80°
62°
7
80°
62°
8
79°
61°
9
81°
60°
10
79°
58°
11
74°
56°
12
73°
53°
13
73°
56°
14
72°
54°
15
72°
51°
16
71°
50°
17
78°
53°
18
73°
52°
19
73°
57°
20
74°
53°
21
71°
50°
22
72°
54°
23
78°
58°
24
77°
58°
25
78°
57°
26
75°
57°
27
71°
56°
28
70°
57°
29
74°
55°
30
75°
56°
31
74°
56°
1
76°
50°
2
67°
47°
3
66°
47°
4
67°
48°
5
67°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Oneonta Town
Oneonta Town's August 2026 forecast shows daily high temperatures ranging from 66° to 84°, with overnight lows between 46° and 67°. The average high for August is 75° with an average low of 56°. 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 Oneonta Town. See also: September | October | November.