S
M
T
W
T
F
S
26
76°
59°
27
74°
54°
28
79°
52°
29
73°
54°
30
73°
53°
31
74°
56°
1
78°
55°
2
68°
49°
3
67°
50°
4
71°
53°
5
70°
50°
6
69°
51°
7
70°
50°
8
78°
54°
9
77°
57°
10
70°
56°
11
67°
55°
12
67°
55°
13
74°
54°
14
70°
53°
15
65°
49°
16
65°
52°
17
70°
55°
18
65°
53°
19
65°
54°
20
72°
55°
21
70°
54°
22
66°
52°
23
67°
54°
24
73°
54°
25
72°
53°
26
71°
54°
27
66°
53°
28
69°
53°
29
72°
54°
30
71°
52°
31
62°
50°
1
62°
47°
2
61°
47°
3
60°
41°
4
59°
45°
5
58°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Spruce Grove
Spruce Grove's August 2026 forecast shows daily high temperatures ranging from 58° to 79°, with overnight lows between 41° and 59°. The average high for August is 69° with an average low of 52°. 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 Spruce Grove. See also: September | October | November.