S
M
T
W
T
F
S
26
67°
38°
27
55°
37°
28
56°
39°
29
59°
44°
30
58°
42°
1
59°
40°
2
62°
45°
3
65°
50°
4
70°
51°
5
71°
52°
6
71°
51°
7
66°
46°
8
69°
48°
9
72°
52°
10
71°
53°
11
73°
54°
12
73°
54°
13
72°
46°
14
62°
44°
15
66°
46°
16
67°
46°
17
66°
45°
18
68°
48°
19
73°
51°
20
74°
55°
21
69°
55°
22
71°
46°
23
68°
46°
24
67°
47°
25
68°
46°
26
68°
47°
27
69°
51°
28
72°
56°
29
75°
52°
30
75°
57°
31
77°
59°
1
75°
54°
2
74°
50°
3
69°
52°
4
75°
59°
5
77°
60°
6
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lagrange
Lagrange's May 2026 forecast shows daily high temperatures ranging from 55° to 79°, with overnight lows between 37° and 61°. The average high for May is 69° 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 Lagrange. See also: June | July | August.