S
M
T
W
T
F
S
26
87°
79°
27
88°
78°
28
88°
78°
29
87°
78°
30
89°
79°
31
90°
78°
1
91°
79°
2
91°
79°
3
90°
78°
4
88°
78°
5
89°
77°
6
88°
78°
7
87°
78°
8
87°
77°
9
88°
79°
10
89°
80°
11
88°
80°
12
88°
79°
13
89°
80°
14
91°
80°
15
90°
79°
16
92°
79°
17
91°
78°
18
91°
79°
19
90°
80°
20
91°
78°
21
87°
79°
22
90°
79°
23
88°
78°
24
89°
79°
25
90°
78°
26
89°
78°
27
89°
77°
28
90°
78°
29
90°
78°
30
89°
79°
31
90°
78°
1
90°
78°
2
89°
77°
3
89°
77°
4
87°
76°
5
87°
78°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Dulac
Dulac's August 2026 forecast shows daily high temperatures ranging from 87° to 92°, with overnight lows between 76° and 80°. The average high for August is 89° with an average low of 78°. 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 Dulac. See also: September | October | November.