Average annual precipitation is . There are an average of 40 days with measurable precipitation. The wettest “rain year” was from July 1968 to June 1969 with and the driest from July 1959 to June 1960 with . The most precipitation in one month was during January 1969. The most precipitation in 24 hours was on January 31, 1963. Average annual snowfall is . The most snowfall in one year was between July 1915 and June 1916, including in January 1916. The maximum snow cover was on February 25, 1969.