S
M
T
W
T
F
S
26
47°
33°
27
46°
29°
28
47°
30°
29
45°
32°
30
47°
31°
1
44°
35°
2
41°
34°
3
41°
35°
4
44°
35°
5
42°
34°
6
44°
35°
7
46°
37°
8
47°
37°
9
46°
35°
10
48°
36°
11
44°
36°
12
45°
37°
13
47°
35°
14
45°
36°
15
46°
38°
16
48°
37°
17
47°
38°
18
48°
39°
19
48°
39°
20
49°
38°
21
52°
40°
22
55°
40°
23
50°
39°
24
49°
41°
25
52°
40°
26
49°
39°
27
50°
39°
28
49°
41°
29
50°
40°
30
57°
41°
31
58°
41°
1
57°
40°
2
58°
42°
3
59°
45°
4
62°
44°
5
61°
43°
6
60°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in La Romaine
La Romaine's May 2026 forecast shows daily high temperatures ranging from 41° to 62°, with overnight lows between 29° and 45°. The average high for May is 49° with an average low of 37°. 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 La Romaine. See also: June | July | August.