S
M
T
W
T
F
S
26
72°
56°
27
74°
54°
28
77°
55°
29
77°
55°
30
78°
57°
31
80°
61°
1
80°
61°
2
81°
60°
3
81°
54°
4
76°
60°
5
79°
57°
6
77°
60°
7
78°
59°
8
75°
55°
9
74°
56°
10
73°
55°
11
74°
61°
12
73°
55°
13
73°
55°
14
74°
53°
15
72°
52°
16
72°
54°
17
73°
59°
18
74°
60°
19
73°
58°
20
72°
58°
21
71°
57°
22
71°
58°
23
72°
59°
24
71°
58°
25
73°
60°
26
77°
56°
27
73°
54°
28
73°
50°
29
69°
52°
30
72°
57°
31
75°
58°
1
76°
58°
2
77°
57°
3
77°
55°
4
74°
50°
5
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Illingen
Illingen's August 2026 forecast shows daily high temperatures ranging from 69° to 81°, with overnight lows between 50° and 61°. The average high for August is 75° with an average low of 56°. 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 Illingen. See also: September | October | November.
