S
M
T
W
T
F
S
26
87°
64°
27
87°
65°
28
86°
64°
29
87°
65°
30
87°
65°
31
86°
64°
1
88°
66°
2
88°
64°
3
87°
63°
4
84°
62°
5
85°
63°
6
86°
64°
7
85°
64°
8
82°
63°
9
83°
63°
10
78°
55°
11
78°
56°
12
80°
56°
13
79°
55°
14
78°
53°
15
77°
54°
16
77°
53°
17
78°
57°
18
77°
54°
19
77°
57°
20
79°
56°
21
76°
54°
22
76°
54°
23
77°
59°
24
75°
57°
25
76°
59°
26
80°
52°
27
74°
52°
28
74°
53°
29
75°
57°
30
80°
56°
31
80°
58°
1
79°
58°
2
80°
57°
3
79°
58°
4
79°
53°
5
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Appenweier
Appenweier's August 2026 forecast shows daily high temperatures ranging from 73° to 88°, with overnight lows between 52° and 66°. The average high for August is 80° with an average low of 58°. 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 Appenweier. See also: September | October | November.