S
M
T
W
T
F
S
26
75°
52°
27
82°
50°
28
81°
64°
29
72°
67°
30
71°
62°
31
82°
62°
1
83°
64°
2
82°
69°
3
77°
65°
4
82°
60°
5
83°
58°
6
88°
70°
7
90°
73°
8
88°
71°
9
88°
68°
10
85°
63°
11
84°
67°
12
82°
64°
13
83°
64°
14
81°
62°
15
78°
56°
16
79°
54°
17
72°
65°
18
81°
67°
19
84°
66°
20
86°
63°
21
68°
63°
22
71°
64°
23
74°
64°
24
82°
63°
25
76°
57°
26
80°
58°
27
82°
61°
28
82°
67°
29
76°
58°
30
82°
55°
31
76°
61°
1
67°
59°
2
75°
58°
3
80°
62°
4
82°
61°
5
72°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Foxborough
Foxborough's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Foxborough. See also: September | October | November.