S
M
T
W
T
F
S
26
84°
57°
27
77°
59°
28
86°
52°
29
99°
66°
30
102°
61°
31
93°
64°
1
82°
64°
2
86°
66°
3
96°
69°
4
98°
68°
5
92°
65°
6
82°
56°
7
78°
54°
8
79°
55°
9
78°
58°
10
79°
56°
11
80°
58°
12
82°
59°
13
82°
64°
14
83°
63°
15
79°
61°
16
76°
60°
17
77°
60°
18
77°
58°
19
72°
55°
20
71°
53°
21
70°
53°
22
70°
52°
23
71°
52°
24
71°
53°
25
75°
56°
26
78°
59°
27
77°
58°
28
76°
54°
29
74°
52°
30
76°
53°
31
75°
51°
1
76°
57°
2
75°
55°
3
69°
51°
4
70°
53°
5
67°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Gelnhausen
Gelnhausen's August 2026 forecast shows daily high temperatures ranging from 67° to 98°, with overnight lows between 51° and 69°. The average high for August is 78° 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 Gelnhausen. See also: September | October | November.