Frost Dates for Washington, District of Columbia, United States of America

Coordinates: 38.895, -77.037

We predict your growing zone to be approximately ...

USDA Growing Zone
USDA Growing Zone - 7a

... and the frost data for your area is ...

Current Risk Level: Hard Ground Frost possible

for today based on past data only.

We predict a frost free growing season at your location from Apr 13 to Oct 7, which provides approximately 176 frost free days.

For the less tender plants, or if you are planning to protect your plants with fleece etc, your growing season could stretch from Apr 3 to Oct 15, which provides a total of 195 days for growing.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
  • Hard Ground Frost possible
  • Light Ground Frost possible
  • Air Frost possible
  • Safest (unlikely)
First and last frost dates by frost type
FirstLast
Air FrostOct 7Apr 13
Light Ground FrostOct 15Apr 3
Hard Ground FrostOct 31Mar 15