Swiss Alps Driest December Ever, Study Shows Winters Now One Month Shorter Than In 1970 This December was the driest in the Swiss Alps since record keeping began in 1865, and the long-term trend is not looking good for winter sports.ย It may have been DEEPcember in the Tetons, but the European Alps have been alarmingly dry. According to MeteoSwiss, the Swiss plateau received an average of just .07 inches of precipitation during the month, in […] Sergei Poljak | January 9, 2017 2 Comments