S
M
T
W
T
F
S
26
87°
70°
27
85°
70°
28
86°
69°
29
85°
70°
30
85°
69°
1
86°
69°
2
85°
70°
3
85°
69°
4
86°
71°
5
85°
71°
6
85°
72°
7
86°
69°
8
85°
70°
9
87°
71°
10
86°
70°
11
86°
72°
12
87°
72°
13
84°
71°
14
85°
70°
15
85°
70°
16
86°
71°
17
85°
70°
18
86°
72°
19
86°
70°
20
87°
70°
21
86°
71°
22
86°
71°
23
87°
72°
24
87°
72°
25
88°
73°
26
88°
72°
27
88°
73°
28
88°
73°
29
90°
72°
30
91°
73°
31
91°
74°
1
90°
73°
2
89°
73°
3
89°
72°
4
90°
73°
5
89°
72°
6
90°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Santiago De Los Caballeros
Santiago De Los Caballeros's May 2026 forecast shows daily high temperatures ranging from 84° to 91°, with overnight lows between 69° and 74°. The average high for May is 87° with an average low of 71°. 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 Santiago De Los Caballeros. See also: June | July | August.