Prince George's County Climate
Prince George's County, Maryland
Avg Annual Temp
56.2°F
Annual Precip
45.8"
Annual Snowfall
15.8"
Extreme Heat Days
34.88
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Prince George's County Weather
Humid Subtropical Conditions
The 56.2°F average temperature puts Prince George's County well above the national median. Annual precipitation remains high at 45.8 inches.
Warmer than the State Average
This county is warmer than the Maryland state average of 55.9°F. Its precipitation levels align almost perfectly with the statewide average of 45.7 inches.
Hotter Summers than Montgomery
Prince George's faces 35 days of extreme heat annually, nearly twice the number seen in neighboring Montgomery County. It also sees about half the snowfall of its neighbor to the north.
Steamy Summers and Mild Winters
July heat averages 78.0°F, while January stays above freezing with a 34.2°F average. The county experiences 35 days per year where the temperature hits or exceeds 90°F.
Gear Up for Summer Humidity
Residents should focus on high-efficiency cooling and hydration during the long, hot summer. Snow tires are less of a priority here given the modest 15.9-inch annual snowfall.
Frequently Asked Questions
What is the average temperature in Prince George's County?
How much rain does Prince George's County get?
Does it snow in Prince George's County?
How hot does Prince George's County get in summer?
How cold are winters in Prince George's County?
Track your own weather in Prince George's County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.