S
M
T
W
T
F
S
26
70°
43°
27
70°
45°
28
59°
46°
29
66°
43°
30
73°
45°
1
67°
44°
2
66°
51°
3
61°
47°
4
62°
44°
5
58°
43°
6
57°
36°
7
58°
41°
8
60°
43°
9
61°
43°
10
61°
45°
11
62°
45°
12
61°
43°
13
60°
45°
14
59°
41°
15
62°
48°
16
62°
48°
17
63°
47°
18
64°
48°
19
61°
48°
20
60°
47°
21
60°
45°
22
61°
45°
23
62°
44°
24
62°
44°
25
60°
43°
26
60°
44°
27
64°
49°
28
63°
50°
29
66°
50°
30
64°
45°
31
61°
44°
1
61°
44°
2
60°
45°
3
61°
45°
4
61°
46°
5
62°
45°
6
62°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gloucester
Gloucester's May 2026 forecast shows daily high temperatures ranging from 57° to 67°, with overnight lows between 36° and 51°. 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 Gloucester. See also: June | July | August.
