S
M
T
W
T
F
S
26
73°
56°
27
79°
57°
28
81°
56°
29
72°
54°
30
71°
50°
31
73°
55°
1
72°
54°
2
78°
55°
3
80°
49°
4
78°
49°
5
76°
50°
6
81°
54°
7
82°
55°
8
81°
49°
9
77°
50°
10
73°
45°
11
73°
45°
12
74°
49°
13
73°
49°
14
71°
44°
15
71°
46°
16
74°
52°
17
78°
52°
18
80°
53°
19
80°
51°
20
76°
50°
21
74°
46°
22
73°
44°
23
68°
43°
24
68°
49°
25
71°
51°
26
77°
52°
27
78°
43°
28
69°
41°
29
67°
41°
30
68°
42°
31
72°
46°
1
76°
48°
2
74°
50°
3
76°
50°
4
76°
47°
5
75°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Turner Valley
Turner Valley's August 2026 forecast shows daily high temperatures ranging from 67° to 82°, with overnight lows between 41° and 57°. The average high for August is 75° with an average low of 49°. 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 Turner Valley. See also: September | October | November.