Weather and Climate Review: Spring 2020 By Dr. Sean Birkel, Maine State Climatologist Statewide Overview Notable Weather and Climate Events Looking Farther Afield Statewide Overview The Maine statewide climatological spring (March-May [MAM]) 2020 average temperature was 39.6 °F, or 72nd percentile for the 125-year record period beginning 1895 (Fig. 1). This temperature is 2.4 °F