Schaffhausen has an average of 124.9 days of rain or snow per year and on average receives 883 mm (34.8 in) of precipitation. The wettest month is August during which time Schaffhausen receives an average of 98 mm (3.9 in) of rain or snow. During this month there is precipitation for an average of 11.6 days. The month with the most days of precipitation is May, with an average of 12.4, but with only 77 mm (3.0 in) of rain or snow. The driest month of the year is March with an average of 59 mm (2.3 in) of precipitation over 11.6 days
