S
M
T
W
T
F
S
26
39°
32°
27
43°
30°
28
48°
32°
29
48°
32°
30
48°
30°
1
48°
28°
2
54°
30°
3
55°
34°
4
52°
34°
5
50°
36°
6
37°
28°
7
55°
23°
8
61°
36°
9
59°
37°
10
63°
34°
11
68°
37°
12
72°
43°
13
70°
45°
14
64°
45°
15
66°
39°
16
64°
45°
17
55°
37°
18
50°
32°
19
52°
32°
20
54°
36°
21
57°
32°
22
55°
30°
23
64°
35°
24
63°
37°
25
63°
37°
26
57°
34°
27
61°
38°
28
65°
42°
29
64°
38°
30
63°
41°
31
66°
44°
1
64°
45°
2
66°
47°
3
65°
46°
4
64°
33°
5
59°
32°
6
63°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lake City
Lake City's May 2026 forecast shows daily high temperatures ranging from 55° to 66°, with overnight lows between 30° and 47°. The average high for May is 63° with an average low of 39°. 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 City. See also: June | July | August.