S
M
T
W
T
F
S
26
58°
40°
27
69°
41°
28
69°
46°
29
62°
51°
30
63°
41°
1
58°
40°
2
55°
39°
3
57°
40°
4
61°
45°
5
64°
48°
6
64°
48°
7
67°
49°
8
69°
49°
9
67°
48°
10
65°
50°
11
66°
49°
12
66°
53°
13
67°
50°
14
66°
47°
15
65°
48°
16
64°
48°
17
63°
47°
18
66°
48°
19
72°
55°
20
71°
51°
21
68°
49°
22
67°
50°
23
68°
49°
24
69°
53°
25
77°
58°
26
76°
51°
27
69°
51°
28
69°
52°
29
71°
55°
30
78°
60°
31
79°
60°
1
79°
59°
2
80°
62°
3
81°
62°
4
82°
61°
5
81°
55°
6
73°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Glassboro
Glassboro's May 2026 forecast shows daily high temperatures ranging from 55° to 82°, with overnight lows between 39° and 62°. The average high for May is 69° with an average low of 50°. 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 Glassboro. See also: June | July | August.
