S
M
T
W
T
F
S
26
68°
61°
27
65°
61°
28
68°
63°
29
68°
63°
30
69°
62°
31
70°
64°
1
70°
63°
2
69°
62°
3
67°
62°
4
68°
61°
5
67°
62°
6
67°
62°
7
66°
61°
8
63°
62°
9
63°
62°
10
67°
61°
11
66°
58°
12
67°
57°
13
65°
57°
14
65°
58°
15
66°
58°
16
66°
61°
17
67°
61°
18
68°
60°
19
68°
60°
20
67°
56°
21
67°
60°
22
68°
60°
23
66°
61°
24
66°
57°
25
65°
59°
26
62°
59°
27
64°
60°
28
65°
61°
29
67°
60°
30
67°
59°
31
66°
60°
1
66°
59°
2
65°
59°
3
65°
56°
4
64°
54°
5
61°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Redruth
Redruth's August 2026 forecast shows daily high temperatures ranging from 61° to 70°, with overnight lows between 54° and 64°. The average high for August is 66° with an average low of 60°. 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 Redruth. See also: September | October | November.