Maryland Annual Rainfall see below for individual cities 


 

Maryland city precipitation totals

City

Avg Annual Precip

Avg Snow Annual

 Avg. days of Precip

Avg # thunderstorm days

Avg # hail days
Baltimore 41.94 21.5 113 27 1
Hagerstown 44.10 28.2 115 35 1
State Average - 44.64 inches, 18th wettest in U.S. 

Maryland Precipitation Records 

  • Driest location ranked by lowest annual average precipitation: Cumberland, central Maryland, 37.21"
  • Wettest location ranked by highest annual average precipitation: Benson, northeastern Maryland, 49.77"
  • Snowiest location ranked by highest annual average snowfall: Oakland, western Maryland, 95.9"
  • State precipitation maximum for 24 hours - Jewell, central Maryland, 7/26/1897, 14.75"
  • State precipitation maximum for 1 year - Salisbury, southeastern Maryland, 1948, 72.59"
  • State snow maximum for 24 hours - Clear Spring, northwestern Maryland, 3/29/1942, 31.0" 
  • State snow maximum for 1 season - Deer Park, western Maryland, 1902-1902, 174.9"
  • Since 1870, Baltimore has encountered 20 snowstorms of 12 inches or greater 
  • During the 1949-1950 winter season, Baltimore experienced only .7 inches of snow, the lowest total for 
1 season in history. In contrast, Baltimore endured its highest month of snowfall ever with 40.5" during February 2003

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