S
M
T
W
T
F
S
26
85°
65°
27
85°
64°
28
84°
65°
29
85°
66°
30
84°
66°
31
85°
65°
1
86°
65°
2
85°
63°
3
85°
63°
4
84°
64°
5
84°
66°
6
85°
67°
7
83°
68°
8
84°
69°
9
87°
67°
10
87°
66°
11
86°
68°
12
86°
68°
13
87°
67°
14
82°
64°
15
82°
63°
16
85°
64°
17
84°
64°
18
82°
65°
19
84°
66°
20
83°
67°
21
86°
66°
22
85°
62°
23
85°
61°
24
81°
60°
25
81°
59°
26
80°
63°
27
80°
59°
28
Hist. Avg.
82°
61°
29
Hist. Avg.
82°
61°
30
Hist. Avg.
81°
61°
31
Hist. Avg.
81°
61°
1
Hist. Avg.
81°
60°
2
Hist. Avg.
81°
60°
3
Hist. Avg.
81°
60°
4
Hist. Avg.
80°
60°
5
Hist. Avg.
80°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Cogolin
Cogolin's August 2026 forecast shows daily high temperatures ranging from 80° to 87°, with overnight lows between 59° and 69°. The average high for August is 84° with an average low of 65°. 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 Cogolin. See also: September | October | November.