S
M
T
W
T
F
S
26
56°
38°
27
54°
35°
28
61°
38°
29
58°
37°
30
49°
33°
1
64°
26°
2
73°
29°
3
75°
39°
4
75°
38°
5
49°
32°
6
43°
31°
7
72°
32°
8
71°
48°
9
77°
47°
10
73°
46°
11
89°
52°
12
81°
49°
13
84°
56°
14
82°
51°
15
82°
52°
16
76°
50°
17
80°
54°
18
79°
53°
19
78°
53°
20
79°
52°
21
75°
44°
22
68°
46°
23
69°
45°
24
70°
46°
25
70°
42°
26
71°
42°
27
76°
47°
28
78°
49°
29
76°
47°
30
72°
46°
31
75°
48°
1
75°
48°
2
79°
50°
3
82°
52°
4
80°
49°
5
71°
47°
6
73°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lafayette
Lafayette's May 2026 forecast shows daily high temperatures ranging from 68° to 89°, with overnight lows between 42° and 56°. The average high for May is 76° with an average low of 49°. 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 Lafayette. See also: June | July | August.
