S
M
T
W
T
F
S
26
82°
66°
27
79°
65°
28
79°
61°
29
80°
65°
30
85°
67°
31
85°
66°
1
82°
65°
2
82°
66°
3
85°
58°
4
79°
59°
5
80°
61°
6
79°
59°
7
80°
58°
8
81°
57°
9
80°
58°
10
81°
63°
11
83°
58°
12
80°
58°
13
85°
57°
14
79°
57°
15
79°
60°
16
80°
58°
17
78°
57°
18
78°
56°
19
79°
54°
20
79°
58°
21
80°
62°
22
83°
64°
23
85°
64°
24
85°
63°
25
86°
59°
26
84°
58°
27
79°
61°
28
81°
60°
29
81°
54°
30
80°
53°
31
77°
52°
1
76°
54°
2
75°
56°
3
76°
55°
4
76°
52°
5
77°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Oneida
Oneida's August 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 52° and 67°. The average high for August is 80° with an average low of 59°. 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 Oneida. See also: September | October | November.