K�snacht has an average of 136 days of rain per year and on average receives 1,171 mm (46.1 in) of precipitation. The wettest month is August during which time K�snacht receives an average of 139 mm (5.5 in) of precipitation. During the wettest month, August, there is precipitation for an average of 12.3 days. The month with the most precipitation days is June, with an average of 13.3 days but with only 138 mm (5.4 in) of precipitation
