S
M
T
W
T
F
S
26
70°
57°
27
69°
57°
28
68°
59°
29
70°
59°
30
71°
58°
31
72°
60°
1
73°
58°
2
70°
58°
3
65°
55°
4
67°
57°
5
66°
54°
6
65°
58°
7
66°
56°
8
64°
54°
9
66°
56°
10
65°
55°
11
65°
53°
12
66°
53°
13
65°
54°
14
65°
52°
15
66°
56°
16
67°
57°
17
69°
56°
18
69°
57°
19
68°
56°
20
69°
52°
21
65°
56°
22
67°
55°
23
68°
56°
24
67°
52°
25
64°
53°
26
64°
53°
27
65°
54°
28
64°
56°
29
68°
56°
30
68°
50°
31
67°
55°
1
67°
55°
2
63°
53°
3
67°
54°
4
64°
53°
5
65°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Illingworth
Illingworth's August 2026 forecast shows daily high temperatures ranging from 63° to 73°, with overnight lows between 50° and 60°. The average high for August is 67° with an average low of 55°. 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 Illingworth. See also: September | October | November.