S
M
T
W
T
F
S
26
86°
72°
27
86°
73°
28
90°
75°
29
81°
66°
30
66°
59°
1
61°
52°
2
75°
48°
3
81°
48°
4
81°
52°
5
86°
66°
6
79°
61°
7
70°
57°
8
77°
61°
9
86°
70°
10
86°
66°
11
78°
64°
12
88°
61°
13
93°
58°
14
93°
65°
15
91°
66°
16
88°
71°
17
90°
76°
18
93°
77°
19
86°
65°
20
80°
65°
21
82°
68°
22
89°
67°
23
84°
65°
24
88°
63°
25
90°
64°
26
88°
66°
27
77°
66°
28
88°
63°
29
89°
72°
30
93°
73°
31
93°
73°
1
89°
73°
2
90°
69°
3
87°
68°
4
87°
71°
5
85°
70°
6
89°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Pennington
Pennington's May 2026 forecast shows daily high temperatures ranging from 85° to 93°, with overnight lows between 68° and 73°. The average high for May is 89° with an average low of 71°. 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 Pennington. See also: June | July | August.