S
M
T
W
T
F
S
26
82°
57°
27
78°
60°
28
73°
58°
29
77°
52°
30
84°
49°
31
89°
60°
1
78°
64°
2
71°
55°
3
80°
50°
4
82°
56°
5
73°
62°
6
79°
59°
7
79°
55°
8
77°
57°
9
76°
52°
10
78°
55°
11
79°
58°
12
77°
56°
13
76°
50°
14
72°
50°
15
73°
55°
16
71°
54°
17
75°
55°
18
74°
54°
19
74°
57°
20
76°
56°
21
76°
54°
22
72°
54°
23
71°
53°
24
74°
58°
25
74°
58°
26
75°
59°
27
75°
57°
28
74°
56°
29
66°
53°
30
65°
54°
31
65°
56°
1
68°
56°
2
70°
55°
3
73°
56°
4
74°
56°
5
71°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sudbury
Sudbury's August 2026 forecast shows daily high temperatures ranging from 65° to 79°, with overnight lows between 50° and 59°. The average high for August is 73° 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 Sudbury. See also: September | October | November.
