S
M
T
W
T
F
S
26
56°
46°
27
68°
38°
28
69°
41°
29
69°
48°
30
74°
51°
1
68°
37°
2
60°
47°
3
65°
41°
4
79°
44°
5
84°
54°
6
73°
62°
7
69°
45°
8
72°
40°
9
78°
49°
10
86°
51°
11
66°
41°
12
73°
39°
13
78°
48°
14
66°
47°
15
75°
44°
16
86°
46°
17
91°
65°
18
96°
67°
19
97°
67°
20
96°
66°
21
71°
56°
22
65°
55°
23
78°
65°
24
80°
63°
25
78°
62°
26
80°
61°
27
80°
62°
28
77°
63°
29
80°
60°
30
79°
59°
31
80°
68°
1
84°
63°
2
82°
62°
3
78°
63°
4
80°
62°
5
80°
59°
6
82°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Penn Acres
Penn Acres's May 2026 forecast shows daily high temperatures ranging from 65° to 97°, with overnight lows between 55° and 68°. The average high for May is 81° with an average low of 62°. 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 Penn Acres. See also: June | July | August.