S
M
T
W
T
F
S
26
81°
58°
27
71°
58°
28
73°
55°
29
81°
55°
30
96°
63°
31
86°
68°
1
72°
57°
2
74°
51°
3
82°
58°
4
83°
65°
5
88°
66°
6
84°
66°
7
71°
59°
8
74°
57°
9
85°
53°
10
85°
60°
11
70°
52°
12
75°
48°
13
80°
53°
14
85°
58°
15
94°
62°
16
72°
59°
17
71°
57°
18
69°
57°
19
69°
57°
20
74°
60°
21
79°
56°
22
69°
54°
23
65°
52°
24
70°
54°
25
74°
53°
26
75°
56°
27
78°
54°
28
76°
64°
29
78°
62°
30
79°
60°
31
79°
59°
1
73°
55°
2
73°
56°
3
69°
55°
4
75°
57°
5
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Frankfurt
Frankfurt's August 2026 forecast shows daily high temperatures ranging from 69° to 79°, with overnight lows between 55° and 64°. The average high for August is 75° 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 Frankfurt. See also: September | October | November.