The coolest month is December, with an average high temperature of , and the warmest month is July, with an average high of about . The highest temperature ever recorded in Ashland was , observed in August 1981, and the record low of occurred in December 1972. The wettest "rain year" has been from July 1926 to June 1927 with and the driest from July 1954 to June 1955 with only . The wettest month on record has been December 1964 with , but the only other months with over have been December 1996 with , November 1903 with and November 1998 with .