S
M
T
W
T
F
S
26
88°
67°
27
86°
70°
28
89°
69°
29
88°
67°
30
87°
67°
1
91°
68°
2
90°
72°
3
90°
74°
4
87°
72°
5
88°
71°
6
89°
74°
7
92°
77°
8
87°
77°
9
91°
75°
10
88°
73°
11
92°
76°
12
89°
73°
13
86°
74°
14
85°
72°
15
85°
70°
16
92°
71°
17
91°
72°
18
90°
71°
19
89°
70°
20
89°
69°
21
90°
71°
22
91°
72°
23
91°
71°
24
91°
71°
25
89°
70°
26
89°
70°
27
90°
70°
28
88°
69°
29
90°
76°
30
90°
77°
31
90°
75°
1
88°
76°
2
87°
76°
3
90°
77°
4
90°
77°
5
88°
76°
6
90°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in San Jose De Las Lajas
San Jose De Las Lajas's May 2026 forecast shows daily high temperatures ranging from 87° to 92°, with overnight lows between 69° and 77°. The average high for May is 90° with an average low of 73°. 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 San Jose De Las Lajas. See also: June | July | August.