S
M
T
W
T
F
S
26
82°
60°
27
80°
56°
28
81°
59°
29
84°
58°
30
80°
59°
1
77°
51°
2
75°
48°
3
73°
48°
4
74°
54°
5
75°
53°
6
82°
58°
7
81°
57°
8
77°
58°
9
76°
58°
10
76°
55°
11
77°
56°
12
79°
59°
13
82°
60°
14
83°
60°
15
81°
59°
16
79°
55°
17
77°
53°
18
77°
58°
19
83°
61°
20
84°
60°
21
80°
59°
22
78°
59°
23
79°
60°
24
80°
62°
25
80°
63°
26
82°
62°
27
80°
62°
28
80°
63°
29
81°
64°
30
81°
64°
31
80°
63°
1
81°
61°
2
81°
61°
3
82°
63°
4
81°
62°
5
84°
61°
6
89°
61°
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 73° to 89°, with overnight lows between 48° and 64°. The average high for May is 80° with an average low of 59°. 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.