S
M
T
W
T
F
S
26
70°
54°
27
73°
55°
28
75°
56°
29
69°
54°
30
73°
53°
31
75°
54°
1
76°
51°
2
70°
51°
3
70°
52°
4
71°
55°
5
75°
56°
6
77°
57°
7
76°
56°
8
78°
55°
9
77°
52°
10
75°
52°
11
74°
53°
12
73°
55°
13
72°
57°
14
76°
52°
15
75°
47°
16
68°
55°
17
69°
56°
18
76°
56°
19
75°
55°
20
74°
55°
21
74°
54°
22
75°
55°
23
74°
53°
24
70°
46°
25
64°
47°
26
64°
49°
27
65°
48°
28
65°
48°
29
67°
50°
30
62°
52°
31
Hist. Avg.
65°
42°
1
Hist. Avg.
65°
41°
2
Hist. Avg.
65°
41°
3
Hist. Avg.
64°
41°
4
Hist. Avg.
64°
40°
5
Hist. Avg.
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Westlock
Westlock's August 2026 forecast shows daily high temperatures ranging from 62° to 78°, with overnight lows between 46° and 57°. The average high for August is 72° 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 Westlock. See also: September | October | November.