S
M
T
W
T
F
S
26
75°
59°
27
73°
55°
28
84°
63°
29
84°
61°
30
75°
50°
31
72°
45°
1
72°
48°
2
73°
50°
3
75°
59°
4
84°
59°
5
72°
57°
6
66°
55°
7
73°
46°
8
82°
46°
9
79°
52°
10
72°
50°
11
77°
46°
12
84°
54°
13
93°
55°
14
88°
63°
15
73°
54°
16
70°
48°
17
64°
57°
18
72°
59°
19
70°
55°
20
63°
54°
21
61°
50°
22
66°
50°
23
70°
46°
24
68°
45°
25
68°
60°
26
70°
61°
27
68°
59°
28
70°
58°
29
68°
56°
30
70°
55°
31
66°
52°
1
67°
50°
2
68°
53°
3
68°
54°
4
67°
53°
5
68°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Scarborough
Scarborough's August 2026 forecast shows daily high temperatures ranging from 66° to 70°, with overnight lows between 50° and 61°. The average high for August is 68° with an average low of 55°. 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 Scarborough. See also: September | October | November.