S
M
T
W
T
F
S
26
83°
60°
27
73°
54°
28
68°
54°
29
85°
60°
30
76°
60°
1
70°
54°
2
64°
44°
3
72°
46°
4
76°
51°
5
79°
59°
6
78°
60°
7
74°
50°
8
70°
51°
9
75°
55°
10
78°
56°
11
79°
58°
12
81°
60°
13
78°
58°
14
80°
56°
15
83°
61°
16
82°
61°
17
83°
60°
18
81°
61°
19
82°
61°
20
84°
62°
21
84°
62°
22
83°
61°
23
84°
62°
24
83°
62°
25
83°
63°
26
84°
63°
27
81°
62°
28
80°
63°
29
82°
63°
30
83°
62°
31
84°
64°
1
86°
64°
2
86°
65°
3
87°
65°
4
87°
64°
5
82°
61°
6
80°
60°
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 64° to 87°, with overnight lows between 44° and 65°. 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.