S
M
T
W
T
F
S
26
96°
71°
27
96°
71°
28
95°
72°
29
96°
72°
30
94°
71°
31
96°
70°
1
97°
72°
2
97°
67°
3
96°
70°
4
96°
67°
5
95°
69°
6
94°
68°
7
89°
72°
8
92°
70°
9
94°
71°
10
95°
71°
11
95°
70°
12
96°
69°
13
95°
68°
14
95°
67°
15
94°
68°
16
92°
68°
17
90°
69°
18
94°
66°
19
Hist. Avg.
92°
68°
20
Hist. Avg.
92°
68°
21
Hist. Avg.
91°
68°
22
Hist. Avg.
91°
68°
23
Hist. Avg.
91°
68°
24
Hist. Avg.
91°
67°
25
Hist. Avg.
91°
67°
26
Hist. Avg.
90°
67°
27
Hist. Avg.
90°
67°
28
Hist. Avg.
90°
67°
29
Hist. Avg.
90°
66°
30
Hist. Avg.
90°
66°
31
Hist. Avg.
89°
66°
1
Hist. Avg.
89°
66°
2
Hist. Avg.
89°
65°
3
Hist. Avg.
88°
65°
4
Hist. Avg.
88°
65°
5
Hist. Avg.
88°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Tahlequah
Tahlequah's August 2026 forecast shows daily high temperatures ranging from 89° to 97°, with overnight lows between 66° and 72°. The average high for August is 95° with an average low of 70°. 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 Tahlequah. See also: September | October | November.