S
M
T
W
T
F
S
26
85°
64°
27
86°
64°
28
82°
63°
29
82°
63°
30
84°
64°
31
88°
65°
1
87°
64°
2
86°
62°
3
89°
64°
4
89°
63°
5
83°
60°
6
85°
61°
7
83°
57°
8
81°
58°
9
80°
56°
10
81°
56°
11
84°
62°
12
89°
63°
13
84°
59°
14
88°
55°
15
82°
56°
16
83°
63°
17
87°
60°
18
82°
56°
19
81°
56°
20
85°
57°
21
85°
59°
22
88°
61°
23
88°
61°
24
87°
60°
25
89°
60°
26
87°
61°
27
88°
57°
28
87°
61°
29
87°
61°
30
86°
55°
31
80°
51°
1
79°
52°
2
79°
52°
3
80°
53°
4
79°
52°
5
78°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in S.N.P.J.
S.N.P.J.'s August 2026 forecast shows daily high temperatures ranging from 78° to 89°, with overnight lows between 51° and 65°. The average high for August is 84° with an average low of 59°. 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 S.N.P.J.. See also: September | October | November.