S
M
T
W
T
F
S
26
84°
75°
27
88°
77°
28
89°
75°
29
87°
73°
30
87°
68°
1
68°
57°
2
76°
52°
3
79°
53°
4
82°
56°
5
83°
70°
6
87°
70°
7
80°
65°
8
75°
66°
9
90°
72°
10
90°
73°
11
82°
67°
12
85°
63°
13
89°
65°
14
89°
65°
15
88°
69°
16
88°
70°
17
85°
78°
18
89°
78°
19
90°
68°
20
82°
67°
21
80°
70°
22
89°
68°
23
82°
67°
24
86°
70°
25
92°
70°
26
90°
74°
27
78°
72°
28
86°
71°
29
89°
73°
30
89°
74°
31
87°
73°
1
88°
72°
2
86°
72°
3
86°
72°
4
88°
71°
5
90°
73°
6
88°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Park Ridge
Park Ridge's May 2026 forecast shows daily high temperatures ranging from 78° to 92°, with overnight lows between 70° and 74°. The average high for May is 87° with an average low of 72°. 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 Park Ridge. See also: June | July | August.