Maine Annual Rainfall see below for individual cities 


 

Maine city precipitation totals

City

Avg Annual Precip

Avg Snow Annual

 Avg. days of Precip
Augusta 41.23 78.1 130
Caribou 37.44 111.3 161
Portland 45.83 70.0 129
State Average - 42.28 inches, 23rd wettest in U.S. 

Maine Precipitation Records 

  • Driest location ranked by lowest annual precipitation: Presque Isle, northeastern Maine, 35.27"
  • Wettest location ranked by highest annual precipitation: Acadia National Park, southern Maine, 57.30"
  • Snowiest location ranked by highest annual average snowfall: Rangeley, western Maine, 118.0"
  • State precipitation maximum for 24 hours - Saco, southwestern Maine, 10/21-22/1996, 19.19"
  • State precipitation maximum for 1 year - Brunswick, southwestern Maine, 1945, 75.64"
  • State snow maximum for 24 hours - Orono, central Maine, 12/29-30/1962, 40.0" 
  • State snow maximum for 1 season - Long Falls Dam, western Maine, 1968-1969, 238.5"
  • Maine has the lowest average number of days per year with thunderstorms east of the Rocky Mountains

Precipitation data for other U.S. states
Data source: National Data Climatic Center