S
M
T
W
T
F
S
26
64°
59°
27
70°
59°
28
79°
64°
29
75°
59°
30
70°
54°
31
68°
46°
1
68°
52°
2
75°
50°
3
82°
61°
4
77°
63°
5
66°
55°
6
64°
50°
7
72°
50°
8
79°
48°
9
79°
54°
10
70°
54°
11
81°
50°
12
90°
61°
13
95°
70°
14
79°
61°
15
68°
50°
16
70°
48°
17
70°
59°
18
66°
57°
19
66°
57°
20
63°
54°
21
66°
52°
22
66°
46°
23
70°
48°
24
70°
50°
25
72°
55°
26
75°
63°
27
68°
61°
28
68°
59°
29
63°
57°
30
68°
57°
31
67°
52°
1
71°
57°
2
71°
61°
3
71°
60°
4
68°
55°
5
68°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Culcheth
Culcheth's August 2026 forecast shows daily high temperatures ranging from 67° to 71°, with overnight lows between 52° and 61°. The average high for August is 69° with an average low of 57°. 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 Culcheth. See also: September | October | November.