Weather forecast in Bonn (Germany) for 20.12.2025.

tonight
+4 .. +6
94%
calm, 2 m/s
morning
+4 .. +7
95%
ssw, 2 m/s
afternoon
+8 .. +10
88%
calm, 4 m/s
evening
+8 .. +9
93%
calm, 4 m/s
08:30 16:28
09:28 16:15