Temperatures during winter months are more variable. Oftentimes, stretches of mild weather will alternate with cold spells. Winter high temperatures average in the mid 50s to lower 60s. Lows average in the mid 30s. Lows of 32 degrees or lower can be expected on 40 to 50 days.
Spring and Autumn seasons are characterized by much variability from day to day and from year to year. The average date of first freeze is in mid-November. The average date of the last freeze in the spring is in mid to late March.
Averaging over many years, the driest months are September and October with March being the wettest month. Thunderstorms are common in the spring and summer months. In a typical year, thunder will be heard on 50 to 60 days.