Average data for 10 years
1 December
Sunday
+4°
+3°
2 December
Monday
+5°
+3°
3 December
Tuesday
+4°
+3°
4 December
Wednesday
+5°
+3°
5 December
Thursday
+5°
+3°
6 December
Friday
+4°
+4°
7 December
Saturday
+5°
+3°
8 December
Sunday
+5°
+5°
9 December
Monday
+5°
+4°
10 December
Tuesday
+5°
+4°
11 December
Wednesday
+3°
+3°
12 December
Thursday
+3°
+2°
13 December
Friday
+3°
+1°
14 December
Saturday
+4°
+2°
15 December
Sunday
+4°
+2°
16 December
Monday
+3°
+3°
17 December
Tuesday
+4°
+2°
18 December
Wednesday
+5°
+4°
19 December
Thursday
+4°
+3°
20 December
Friday
+4°
+3°
21 December
Saturday
+6°
+3°
22 December
Sunday
+5°
+5°
23 December
Monday
+6°
+4°
24 December
Tuesday
+5°
+5°
25 December
Wednesday
+5°
+3°
26 December
Thursday
+5°
+5°
27 December
Friday
+4°
+4°
28 December
Saturday
+2°
+2°
29 December
Sunday
+4°
+2°
30 December
Monday
+4°
+3°
31 December
Tuesday
+4°
+3°
Cities with similar weather in December
Germany
Berlin
Austria
Vienna
Germany
Munich
Switzerland
Zurich
Switzerland
Geneva
In December, the weather in Flensburg is typically cold. Average daily high temperature in December is about 4 degrees above zero. On average, Flensburg has 21 rainy, 4 sunny, 4 cloudy, and 2 partly cloudy days in December. The rains are usually heavy. December as well as January, February, March, and September is considered the most uncomfortable time to visit Flensburg.