S
M
T
W
T
F
S
26
89°
62°
27
73°
64°
28
85°
62°
29
95°
65°
30
91°
69°
1
87°
67°
2
70°
58°
3
75°
52°
4
80°
49°
5
83°
54°
6
95°
59°
7
95°
69°
8
83°
67°
9
80°
68°
10
85°
67°
11
86°
66°
12
78°
62°
13
87°
64°
14
89°
63°
15
90°
69°
16
89°
68°
17
88°
70°
18
88°
69°
19
90°
70°
20
89°
65°
21
88°
68°
22
87°
68°
23
86°
67°
24
84°
68°
25
84°
69°
26
85°
68°
27
83°
69°
28
84°
69°
29
84°
68°
30
83°
70°
31
82°
70°
1
84°
71°
2
85°
71°
3
86°
70°
4
87°
71°
5
86°
71°
6
85°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lake Forest Hills
Lake Forest Hills's May 2026 forecast shows daily high temperatures ranging from 78° to 95°, with overnight lows between 62° and 72°. The average high for May is 86° with an average low of 68°. 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 Lake Forest Hills. See also: June | July | August.