S
M
T
W
T
F
S
26
54°
37°
27
69°
38°
28
70°
46°
29
48°
39°
30
48°
35°
1
45°
37°
2
44°
33°
3
57°
43°
4
70°
47°
5
52°
38°
6
48°
35°
7
44°
33°
8
48°
37°
9
52°
38°
10
53°
39°
11
55°
40°
12
55°
41°
13
56°
44°
14
58°
46°
15
59°
43°
16
65°
51°
17
67°
50°
18
63°
49°
19
62°
50°
20
65°
51°
21
65°
45°
22
59°
42°
23
58°
42°
24
59°
43°
25
59°
44°
26
60°
44°
27
60°
45°
28
61°
44°
29
61°
45°
30
62°
50°
31
68°
51°
1
63°
49°
2
64°
52°
3
68°
55°
4
70°
55°
5
70°
56°
6
73°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lexington
Lexington's May 2026 forecast shows daily high temperatures ranging from 44° to 73°, with overnight lows between 33° and 58°. The average high for May is 60° with an average low of 45°. 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 Lexington. See also: June | July | August.