S
M
T
W
T
F
S
26
70°
46°
27
63°
45°
28
59°
43°
29
55°
36°
30
52°
30°
1
54°
36°
2
64°
30°
3
72°
45°
4
66°
43°
5
52°
36°
6
46°
28°
7
57°
28°
8
72°
36°
9
63°
43°
10
63°
34°
11
66°
34°
12
73°
52°
13
72°
45°
14
79°
43°
15
90°
57°
16
82°
50°
17
68°
54°
18
70°
54°
19
56°
43°
20
61°
46°
21
63°
49°
22
60°
47°
23
67°
53°
24
77°
60°
25
79°
57°
26
80°
61°
27
79°
60°
28
81°
60°
29
81°
61°
30
80°
59°
31
81°
61°
1
75°
52°
2
73°
56°
3
71°
54°
4
71°
54°
5
76°
58°
6
74°
58°
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 56° to 81°, with overnight lows between 43° and 61°. The average high for May is 73° with an average low of 55°. 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.