S
M
T
W
T
F
S
26
75°
56°
27
78°
56°
28
80°
57°
29
81°
56°
30
79°
57°
31
78°
56°
1
79°
55°
2
77°
54°
3
74°
53°
4
75°
55°
5
79°
56°
6
80°
56°
7
78°
55°
8
76°
56°
9
77°
56°
10
77°
55°
11
79°
56°
12
78°
55°
13
79°
56°
14
83°
55°
15
83°
46°
16
77°
55°
17
80°
57°
18
78°
55°
19
81°
54°
20
80°
48°
21
71°
45°
22
71°
44°
23
75°
46°
24
78°
49°
25
76°
43°
26
69°
42°
27
70°
44°
28
70°
44°
29
69°
43°
30
68°
43°
31
67°
44°
1
67°
42°
2
68°
41°
3
70°
43°
4
70°
44°
5
66°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sacré-Coeur
Sacré-Coeur's August 2026 forecast shows daily high temperatures ranging from 66° to 83°, with overnight lows between 41° and 57°. The average high for August is 75° with an average low of 51°. 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 Sacré-Coeur. See also: September | October | November.