Location and Climate

Our Location

Calvert County, located 30 miles southeast of Washington, D.C., is bounded on the east by the scenic Chesapeake bay and on the west by the Patuxent River.

The county's location offers strategic geographic proximity to Baltimore, Annapolis, and the PAX River Naval Air Station in Lexington Park. It is also accessible via major transportation networks including I-95; US 301; Maryland Routes 2,4, and 5; Route 235; and the Port of Baltimore.

Average Climate Statistics

  • The average yearly precipitation is 43.1 inches.
  • The average yearly snowfall is 19.4 inches.
  • The average summer temperature is 74.4 degrees Fahrenheit.
  • The average winter temperature is 36.4 degrees Fahrenheit.
  • The average duration of freeze-free period is 200 days.

Note: The above data is based on 30-year averages. Source: Maryland State Office of Climatology