S
M
T
W
T
F
S
26
75°
57°
27
80°
59°
28
76°
64°
29
72°
61°
30
74°
59°
31
81°
56°
1
80°
62°
2
74°
63°
3
73°
58°
4
81°
53°
5
83°
62°
6
81°
67°
7
78°
66°
8
80°
65°
9
79°
64°
10
77°
64°
11
76°
62°
12
75°
62°
13
76°
63°
14
78°
60°
15
80°
58°
16
81°
65°
17
75°
62°
18
74°
57°
19
75°
56°
20
74°
55°
21
79°
60°
22
76°
58°
23
69°
58°
24
68°
59°
25
72°
60°
26
73°
60°
27
74°
60°
28
73°
61°
29
74°
59°
30
73°
60°
31
72°
58°
1
69°
58°
2
71°
61°
3
69°
61°
4
69°
60°
5
70°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Chautauqua
Chautauqua's August 2026 forecast shows daily high temperatures ranging from 68° to 79°, with overnight lows between 55° and 61°. The average high for August is 72° 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 Chautauqua. See also: September | October | November.