S
M
T
W
T
F
S
26
59°
40°
27
65°
43°
28
62°
40°
29
59°
39°
30
52°
42°
1
59°
39°
2
53°
43°
3
50°
37°
4
69°
41°
5
79°
46°
6
69°
51°
7
59°
41°
8
56°
39°
9
50°
36°
10
69°
49°
11
59°
45°
12
60°
42°
13
61°
43°
14
56°
48°
15
54°
44°
16
74°
47°
17
85°
57°
18
79°
61°
19
92°
70°
20
87°
48°
21
64°
46°
22
65°
44°
23
64°
46°
24
61°
49°
25
67°
51°
26
69°
52°
27
71°
54°
28
73°
55°
29
74°
57°
30
77°
50°
31
69°
54°
1
70°
51°
2
68°
51°
3
67°
52°
4
68°
55°
5
70°
55°
6
75°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in South Worcester
South Worcester's May 2026 forecast shows daily high temperatures ranging from 61° to 92°, with overnight lows between 44° and 70°. The average high for May is 72° with an average low of 53°. 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 South Worcester. See also: June | July | August.