S
M
T
W
T
F
S
26
70°
61°
27
70°
60°
28
68°
60°
29
66°
59°
30
68°
60°
31
70°
61°
1
69°
60°
2
69°
60°
3
68°
59°
4
69°
60°
5
70°
61°
6
70°
61°
7
71°
60°
8
70°
61°
9
70°
61°
10
69°
60°
11
71°
62°
12
72°
62°
13
70°
61°
14
70°
58°
15
70°
59°
16
69°
59°
17
70°
58°
18
69°
59°
19
69°
59°
20
68°
58°
21
70°
59°
22
70°
59°
23
69°
58°
24
70°
58°
25
70°
57°
26
66°
56°
27
65°
55°
28
65°
58°
29
66°
57°
30
65°
56°
31
64°
57°
1
64°
59°
2
67°
57°
3
68°
54°
4
65°
57°
5
65°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Portscatho
Portscatho's August 2026 forecast shows daily high temperatures ranging from 64° to 72°, with overnight lows between 54° and 62°. The average high for August is 68° 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 Portscatho. See also: September | October | November.