S
M
T
W
T
F
S
26
44°
31°
27
48°
26°
28
51°
26°
29
59°
26°
30
63°
28°
1
65°
29°
2
66°
34°
3
62°
37°
4
46°
34°
5
59°
32°
6
68°
33°
7
70°
34°
8
71°
29°
9
71°
34°
10
79°
34°
11
80°
36°
12
79°
37°
13
68°
39°
14
73°
31°
15
68°
31°
16
61°
34°
17
55°
30°
18
55°
32°
19
62°
26°
20
68°
29°
21
72°
35°
22
60°
34°
23
58°
37°
24
57°
35°
25
58°
35°
26
49°
21°
27
47°
28°
28
48°
31°
29
58°
30°
30
62°
31°
31
68°
36°
1
67°
36°
2
71°
38°
3
71°
40°
4
62°
36°
5
57°
37°
6
57°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lake Alpine
Lake Alpine's May 2026 forecast shows daily high temperatures ranging from 47° to 71°, with overnight lows between 21° and 40°. The average high for May is 59° with an average low of 34°. 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 Alpine. See also: June | July | August.