S
M
T
W
T
F
S
29
43°
35°
30
39°
34°
1
43°
39°
2
42°
35°
3
47°
38°
4
45°
42°
5
50°
33°
6
49°
31°
7
46°
28°
8
39°
28°
9
39°
29°
10
38°
30°
11
41°
29°
12
38°
30°
13
37°
33°
14
38°
34°
15
40°
38°
16
45°
38°
17
47°
37°
18
46°
32°
19
44°
30°
20
40°
32°
21
36°
34°
22
37°
37°
23
45°
35°
24
46°
32°
25
44°
36°
26
40°
36°
27
43°
34°
28
43°
33°
29
42°
35°
30
43°
36°
31
44°
36°
1
44°
35°
2
43°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Frankfurt
Frankfurt's December 2026 forecast shows daily high temperatures ranging from 36° to 50°, with overnight lows between 28° and 42°. The average high for December is 42° with an average low of 34°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Frankfurt. See also: January | February | March.
