S
M
T
W
T
F
S
26
70°
63°
27
70°
61°
28
73°
63°
29
70°
59°
30
68°
57°
31
68°
54°
1
N/A
2
74°
57°
3
76°
64°
4
73°
61°
5
69°
58°
6
69°
57°
7
69°
61°
8
72°
58°
9
71°
58°
10
72°
59°
11
74°
60°
12
72°
59°
13
71°
60°
14
70°
62°
15
69°
61°
16
68°
60°
17
66°
60°
18
64°
59°
19
64°
60°
20
65°
60°
21
64°
58°
22
64°
60°
23
66°
60°
24
67°
59°
25
68°
60°
26
67°
60°
27
67°
59°
28
68°
60°
29
68°
59°
30
69°
60°
31
68°
59°
1
64°
58°
2
64°
59°
3
65°
58°
4
64°
59°
5
64°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Newquay
Newquay's August 2026 forecast shows daily high temperatures ranging from 64° to 76°, with overnight lows between 57° and 64°. 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 Newquay. See also: September | October | November.