S
M
T
W
T
F
S
26
90°
77°
27
89°
78°
28
89°
76°
29
88°
76°
30
88°
76°
31
90°
76°
1
89°
76°
2
88°
78°
3
90°
78°
4
90°
77°
5
91°
76°
6
90°
76°
7
90°
77°
8
89°
76°
9
90°
76°
10
88°
75°
11
89°
76°
12
89°
75°
13
88°
76°
14
88°
77°
15
90°
76°
16
89°
76°
17
89°
77°
18
90°
77°
19
90°
76°
20
91°
77°
21
91°
77°
22
90°
76°
23
90°
77°
24
91°
77°
25
91°
76°
26
90°
76°
27
90°
75°
28
91°
76°
29
92°
75°
30
91°
76°
31
91°
77°
1
92°
77°
2
92°
76°
3
91°
77°
4
92°
77°
5
92°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lajas Arriba
Lajas Arriba's August 2026 forecast shows daily high temperatures ranging from 88° to 92°, with overnight lows between 75° and 78°. The average high for August is 90° with an average low of 76°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Lajas Arriba. See also: September | October | November.