Hello again,

Update: Tmin last night -7,4°C, now -3,7°C.
Snow 6cm.

Tmin for Germany yesterday was -24°C in some villages in middle Saxony (near Leipzig).

The south was up to 20°C warmer...

South:
Munich: Tmin -4,3°C
Mannheim: Tmin -5,7°C
Stuttgart: Tmin -4,8°C
Frankfurt Tmin -7,3°C
Nürnberg: Tmin -7,7°C
East:
Berlin: Tmin -9,2°C
Leipzig: Tmin -19,9°C
Cottbus: Tmin -18,7°C
West:
Cologne-Bonn: Tmin -15,7°C
Münster: Tmin -12,3°C
North:
Hamburg: Tmin -11,9°C
Hannover: Tmin -14°C