S
M
T
W
T
F
S
26
67°
54°
27
64°
53°
28
63°
52°
29
63°
54°
30
64°
55°
31
65°
54°
1
64°
52°
2
63°
52°
3
63°
54°
4
64°
54°
5
64°
53°
6
65°
55°
7
64°
54°
8
64°
55°
9
66°
54°
10
68°
53°
11
68°
49°
12
66°
48°
13
64°
50°
14
63°
54°
15
66°
53°
16
70°
54°
17
64°
55°
18
68°
55°
19
69°
54°
20
71°
55°
21
70°
54°
22
69°
51°
23
69°
51°
24
68°
52°
25
68°
48°
26
70°
48°
27
61°
53°
28
66°
53°
29
68°
52°
30
69°
49°
31
67°
47°
1
64°
52°
2
63°
47°
3
67°
46°
4
61°
52°
5
63°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Red Harbour
Red Harbour's August 2026 forecast shows daily high temperatures ranging from 61° to 71°, with overnight lows between 46° and 55°. The average high for August is 66° with an average low of 52°. 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 Red Harbour. See also: September | October | November.