S
M
T
W
T
F
S
26
66°
41°
27
71°
42°
28
62°
49°
29
49°
42°
30
52°
35°
1
48°
31°
2
55°
30°
3
64°
37°
4
77°
45°
5
60°
44°
6
54°
36°
7
54°
37°
8
65°
32°
9
66°
43°
10
59°
34°
11
58°
37°
12
62°
32°
13
49°
39°
14
67°
42°
15
67°
52°
16
75°
51°
17
73°
54°
18
83°
61°
19
74°
46°
20
63°
42°
21
62°
44°
22
66°
45°
23
66°
44°
24
68°
46°
25
71°
50°
26
72°
47°
27
66°
52°
28
69°
53°
29
70°
52°
30
68°
49°
31
65°
45°
1
66°
44°
2
66°
44°
3
68°
50°
4
69°
55°
5
77°
57°
6
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lake
Lake's May 2026 forecast shows daily high temperatures ranging from 49° to 83°, with overnight lows between 39° and 61°. The average high for May is 69° with an average low of 49°. 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. See also: June | July | August.