Zermatt
December
19
night
-1 .. -3
wind south 0 - 2 m/s, atmospheric pressure 631-633
morning
-2 .. -4
wind south 0 - 2 m/s, atmospheric pressure 631-633
day
+2 .. +4
wind west 0 - 2 m/s, atmospheric pressure 630-632
evening
0 .. -2
wind south 0 - 2 m/s, atmospheric pressure 630-632