S
M
T
W
T
F
S
26
77°
60°
27
77°
58°
28
75°
58°
29
72°
57°
30
79°
59°
31
74°
55°
1
76°
58°
2
80°
54°
3
76°
50°
4
72°
51°
5
73°
58°
6
73°
54°
7
79°
56°
8
76°
50°
9
74°
52°
10
78°
58°
11
78°
50°
12
76°
52°
13
73°
60°
14
80°
59°
15
76°
51°
16
76°
48°
17
70°
48°
18
70°
49°
19
74°
50°
20
73°
50°
21
67°
52°
22
70°
55°
23
69°
56°
24
73°
53°
25
75°
47°
26
67°
45°
27
66°
46°
28
67°
46°
29
66°
49°
30
67°
55°
31
67°
56°
1
73°
55°
2
73°
49°
3
72°
46°
4
69°
52°
5
73°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hérouxville
Hérouxville's August 2026 forecast shows daily high temperatures ranging from 66° to 80°, with overnight lows between 43° and 60°. The average high for August is 73° with an average low of 53°. 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 Hérouxville. See also: September | October | November.