S
M
T
W
T
F
S
26
59°
42°
27
73°
38°
28
72°
51°
29
63°
46°
30
51°
36°
1
51°
31°
2
45°
31°
3
59°
27°
4
73°
45°
5
73°
57°
6
57°
45°
7
60°
35°
8
63°
39°
9
67°
47°
10
63°
43°
11
62°
34°
12
68°
35°
13
70°
47°
14
52°
42°
15
66°
38°
16
70°
47°
17
84°
56°
18
89°
59°
19
86°
67°
20
71°
49°
21
66°
48°
22
65°
51°
23
60°
52°
24
73°
62°
25
77°
58°
26
78°
60°
27
77°
58°
28
77°
51°
29
75°
47°
30
72°
50°
31
71°
52°
1
73°
51°
2
72°
55°
3
74°
55°
4
73°
54°
5
75°
52°
6
70°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cabot
Cabot's May 2026 forecast shows daily high temperatures ranging from 60° to 78°, with overnight lows between 47° and 62°. The average high for May is 73° with an average low of 54°. 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 Cabot. See also: June | July | August.