S
M
T
W
T
F
S
26
70°
56°
27
68°
57°
28
72°
57°
29
69°
52°
30
73°
57°
31
74°
58°
1
73°
57°
2
70°
55°
3
70°
53°
4
70°
53°
5
71°
54°
6
70°
52°
7
69°
53°
8
70°
51°
9
72°
51°
10
73°
54°
11
71°
57°
12
70°
58°
13
68°
57°
14
71°
58°
15
71°
52°
16
72°
57°
17
70°
55°
18
68°
54°
19
68°
52°
20
69°
55°
21
72°
57°
22
72°
53°
23
69°
54°
24
67°
55°
25
67°
56°
26
68°
52°
27
66°
54°
28
66°
54°
29
68°
53°
30
70°
55°
31
71°
54°
1
69°
54°
2
67°
54°
3
69°
55°
4
69°
52°
5
68°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cullompton
Cullompton's August 2026 forecast shows daily high temperatures ranging from 66° to 74°, with overnight lows between 50° and 58°. The average high for August is 70° with an average low of 54°. 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 Cullompton. See also: September | October | November.