S
M
T
W
T
F
S
26
79°
61°
27
80°
62°
28
81°
62°
29
80°
61°
30
78°
61°
31
80°
62°
1
81°
63°
2
78°
60°
3
73°
57°
4
72°
54°
5
72°
54°
6
73°
55°
7
72°
54°
8
73°
53°
9
72°
54°
10
74°
60°
11
78°
58°
12
77°
61°
13
78°
62°
14
79°
59°
15
74°
58°
16
77°
60°
17
78°
58°
18
76°
57°
19
70°
53°
20
70°
53°
21
71°
54°
22
74°
59°
23
76°
58°
24
69°
51°
25
69°
56°
26
70°
57°
27
68°
48°
28
68°
51°
29
71°
54°
30
73°
54°
31
72°
53°
1
69°
54°
2
70°
56°
3
72°
54°
4
72°
53°
5
70°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Nonnweiler
Nonnweiler's August 2026 forecast shows daily high temperatures ranging from 68° to 81°, with overnight lows between 48° and 63°. The average high for August is 74° 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 Nonnweiler. See also: September | October | November.