S
M
T
W
T
F
S
26
65°
57°
27
68°
54°
28
68°
55°
29
69°
57°
30
71°
57°
31
71°
58°
1
68°
58°
2
71°
56°
3
69°
56°
4
71°
58°
5
71°
55°
6
70°
58°
7
71°
56°
8
69°
57°
9
68°
56°
10
66°
54°
11
67°
55°
12
69°
56°
13
66°
57°
14
66°
55°
15
68°
58°
16
70°
58°
17
70°
57°
18
69°
58°
19
70°
57°
20
68°
58°
21
69°
57°
22
70°
56°
23
67°
55°
24
68°
56°
25
67°
57°
26
65°
55°
27
67°
52°
28
65°
56°
29
64°
57°
30
64°
57°
31
67°
58°
1
68°
57°
2
68°
57°
3
69°
56°
4
69°
56°
5
68°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Port-Eynon
Port-Eynon's August 2026 forecast shows daily high temperatures ranging from 64° to 71°, with overnight lows between 52° and 58°. The average high for August is 68° with an average low of 56°. 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 Port-Eynon. See also: September | October | November.