S
M
T
W
T
F
S
26
84°
64°
27
83°
67°
28
84°
68°
29
84°
68°
30
84°
67°
31
83°
68°
1
84°
68°
2
83°
67°
3
83°
67°
4
84°
66°
5
83°
65°
6
81°
65°
7
83°
67°
8
84°
62°
9
77°
60°
10
76°
60°
11
77°
63°
12
77°
65°
13
79°
65°
14
79°
67°
15
80°
66°
16
81°
63°
17
80°
59°
18
77°
58°
19
77°
64°
20
78°
63°
21
80°
64°
22
82°
62°
23
81°
63°
24
80°
59°
25
74°
58°
26
75°
58°
27
73°
57°
28
73°
57°
29
75°
58°
30
75°
60°
31
77°
63°
1
80°
63°
2
80°
62°
3
81°
56°
4
78°
54°
5
72°
55°
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 72° to 84°, with overnight lows between 54° and 68°. The average high for August is 80° with an average low of 63°. 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.