S
M
T
W
T
F
S
26
74°
52°
27
80°
50°
28
75°
60°
29
69°
52°
30
63°
43°
1
68°
38°
2
59°
39°
3
65°
33°
4
80°
47°
5
72°
59°
6
66°
53°
7
64°
43°
8
70°
37°
9
72°
47°
10
79°
45°
11
70°
48°
12
75°
43°
13
77°
50°
14
63°
43°
15
74°
38°
16
83°
54°
17
86°
57°
18
89°
61°
19
87°
65°
20
85°
61°
21
71°
59°
22
74°
58°
23
78°
63°
24
77°
64°
25
75°
64°
26
76°
65°
27
79°
65°
28
80°
59°
29
78°
54°
30
76°
52°
31
71°
51°
1
74°
52°
2
75°
54°
3
75°
54°
4
79°
56°
5
78°
55°
6
77°
56°
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 71° to 80°, with overnight lows between 51° and 65°. The average high for May is 77° with an average low of 58°. 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.