S
M
T
W
T
F
S
26
100°
77°
27
100°
78°
28
93°
75°
29
99°
76°
30
93°
76°
31
97°
74°
1
82°
68°
2
89°
64°
3
92°
64°
4
98°
68°
5
97°
74°
6
98°
73°
7
93°
71°
8
98°
69°
9
98°
75°
10
100°
79°
11
100°
79°
12
101°
81°
13
101°
81°
14
101°
82°
15
100°
76°
16
102°
80°
17
90°
68°
18
103°
64°
19
99°
80°
20
98°
71°
21
100°
71°
22
90°
69°
23
91°
66°
24
91°
71°
25
98°
71°
26
97°
75°
27
93°
68°
28
95°
61°
29
100°
67°
30
101°
74°
31
101°
76°
1
101°
74°
2
101°
78°
3
101°
76°
4
101°
74°
5
103°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Vinita
Vinita's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Vinita. See also: September | October | November.