S
M
T
W
T
F
S
26
69°
58°
27
68°
58°
28
70°
59°
29
71°
59°
30
71°
58°
31
73°
60°
1
73°
58°
2
70°
58°
3
69°
57°
4
68°
58°
5
66°
57°
6
67°
58°
7
66°
56°
8
66°
57°
9
67°
56°
10
69°
56°
11
66°
53°
12
67°
53°
13
66°
52°
14
66°
52°
15
67°
54°
16
67°
57°
17
68°
55°
18
70°
57°
19
69°
57°
20
69°
53°
21
68°
57°
22
68°
56°
23
69°
57°
24
68°
53°
25
67°
54°
26
64°
55°
27
65°
56°
28
68°
56°
29
69°
57°
30
70°
51°
31
68°
56°
1
68°
55°
2
66°
55°
3
68°
54°
4
66°
52°
5
64°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Tremadog
Tremadog's August 2026 forecast shows daily high temperatures ranging from 64° to 73°, with overnight lows between 51° and 60°. 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 Tremadog. See also: September | October | November.