S
M
T
W
T
F
S
26
59°
39°
27
65°
36°
28
62°
37°
29
61°
44°
30
54°
46°
1
62°
46°
2
56°
45°
3
53°
37°
4
69°
39°
5
72°
48°
6
68°
56°
7
64°
48°
8
61°
39°
9
59°
50°
10
71°
50°
11
60°
41°
12
65°
40°
13
61°
50°
14
60°
46°
15
60°
44°
16
64°
48°
17
69°
52°
18
72°
53°
19
72°
49°
20
68°
50°
21
70°
51°
22
72°
48°
23
74°
53°
24
73°
52°
25
74°
53°
26
75°
54°
27
75°
54°
28
74°
53°
29
76°
55°
30
76°
56°
31
75°
55°
1
75°
54°
2
70°
52°
3
69°
52°
4
70°
55°
5
72°
56°
6
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Foxboro
Foxboro's May 2026 forecast shows daily high temperatures ranging from 59° to 76°, with overnight lows between 40° and 56°. The average high for May is 70° with an average low of 51°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Foxboro. See also: June | July | August.
