S
M
T
W
T
F
S
26
58°
40°
27
58°
44°
28
57°
40°
29
54°
41°
30
54°
40°
1
55°
40°
2
54°
42°
3
54°
40°
4
55°
40°
5
54°
41°
6
54°
40°
7
55°
42°
8
56°
47°
9
60°
47°
10
57°
46°
11
57°
46°
12
59°
44°
13
57°
42°
14
60°
44°
15
63°
48°
16
64°
48°
17
64°
49°
18
63°
49°
19
64°
48°
20
64°
49°
21
63°
49°
22
64°
48°
23
64°
49°
24
62°
47°
25
64°
47°
26
65°
48°
27
68°
49°
28
67°
45°
29
64°
49°
30
67°
45°
31
65°
49°
1
66°
47°
2
67°
46°
3
65°
49°
4
62°
47°
5
62°
46°
6
63°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Shaftesbury
Shaftesbury's May 2026 forecast shows daily high temperatures ranging from 54° to 68°, with overnight lows between 40° and 49°. The average high for May is 61° with an average low of 45°. 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 Shaftesbury. See also: June | July | August.