S
M
T
W
T
F
S
26
79°
61°
27
80°
62°
28
79°
65°
29
80°
62°
30
78°
62°
31
79°
64°
1
79°
62°
2
81°
65°
3
81°
65°
4
82°
64°
5
83°
63°
6
78°
59°
7
78°
62°
8
79°
62°
9
78°
63°
10
78°
63°
11
79°
58°
12
77°
62°
13
80°
64°
14
81°
63°
15
77°
60°
16
77°
60°
17
78°
61°
18
77°
63°
19
77°
64°
20
82°
64°
21
82°
63°
22
81°
62°
23
79°
62°
24
84°
62°
25
83°
60°
26
82°
60°
27
83°
55°
28
76°
54°
29
74°
53°
30
73°
52°
31
73°
51°
1
74°
55°
2
74°
59°
3
75°
60°
4
81°
61°
5
82°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Westborough Town
Westborough Town's August 2026 forecast shows daily high temperatures ranging from 73° to 84°, with overnight lows between 51° and 65°. The average high for August is 79° with an average low of 61°. 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 Westborough Town. See also: September | October | November.