Frost Dates for Dearborn, Michigan, United States of America

Coordinates: 42.322, -83.176

We predict your growing zone to be approximately ...

USDA Growing Zone
USDA Growing Zone - 5b

... 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 29 to Sep 26, which provides approximately 149 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 21 to Oct 4, which provides a total of 166 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 FrostSep 26Apr 29
Light Ground FrostOct 4Apr 21
Hard Ground FrostOct 18Apr 9