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
61°
36°
10
70°
51°
11
60°
41°
12
63°
39°
13
64°
47°
14
64°
48°
15
61°
45°
16
75°
44°
17
86°
55°
18
82°
56°
19
91°
64°
20
90°
64°
21
68°
51°
22
63°
46°
23
64°
46°
24
N/A
25
72°
53°
26
84°
59°
27
86°
56°
28
74°
52°
29
70°
49°
30
66°
46°
31
69°
48°
1
71°
50°
2
72°
51°
3
77°
52°
4
78°
56°
5
78°
55°
6
80°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Wrentham
Wrentham's May 2026 forecast shows daily high temperatures ranging from 66° to 86°, with overnight lows between 46° and 59°. The average high for May is 75° with an average low of 52°. 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 Wrentham. See also: June | July | August.