S
M
T
W
T
F
S
26
89°
72°
27
88°
73°
28
87°
72°
29
89°
71°
30
90°
71°
1
91°
72°
2
90°
72°
3
90°
72°
4
91°
73°
5
85°
73°
6
85°
72°
7
84°
74°
8
85°
74°
9
85°
73°
10
86°
74°
11
85°
74°
12
86°
73°
13
85°
74°
14
85°
74°
15
86°
73°
16
86°
74°
17
87°
74°
18
86°
73°
19
85°
74°
20
87°
74°
21
86°
75°
22
85°
75°
23
86°
74°
24
86°
75°
25
87°
75°
26
86°
74°
27
87°
76°
28
87°
75°
29
86°
76°
30
88°
76°
31
87°
75°
1
88°
76°
2
87°
76°
3
88°
75°
4
87°
75°
5
88°
74°
6
87°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in La Romana
La Romana's May 2026 forecast shows daily high temperatures ranging from 84° to 91°, with overnight lows between 71° and 76°. The average high for May is 87° with an average low of 74°. 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 Romana. See also: June | July | August.