Indiana frost dates by county and ZIP code
Across 807 Indiana ZIP codes the average last spring frost runs Mar 29 to May 2 and the average first fall frost Oct 9 to Nov 10 (50% odds, 32°F, NOAA 1991–2020 normals), with USDA hardiness zones. Download the table as CSV.
Counties
- Adams
- Allen
- Bartholomew
- Benton
- Blackford
- Boone
- Brown
- Carroll
- Cass
- Clark
- Clay
- Clinton
- Crawford
- Daviess
- DeKalb
- Dearborn
- Decatur
- Delaware
- Dubois
- Elkhart
- Fayette
- Floyd
- Fountain
- Franklin
- Fulton
- Gibson
- Grant
- Greene
- Hamilton
- Hancock
- Harrison
- Hendricks
- Henry
- Howard
- Huntington
- Jackson
- Jasper
- Jay
- Jefferson
- Jennings
- Johnson
- Knox
- Kosciusko
- LaGrange
- LaPorte
- Lake
- Lawrence
- Madison
- Marion
- Marshall
- Martin
- Miami
- Monroe
- Montgomery
- Morgan
- Newton
- Noble
- Ohio
- Orange
- Owen
- Parke
- Perry
- Pike
- Porter
- Posey
- Pulaski
- Putnam
- Randolph
- Ripley
- Rush
- Scott
- Shelby
- Spencer
- St. Joseph
- Starke
- Steuben
- Sullivan
- Switzerland
- Tippecanoe
- Tipton
- Union
- Vanderburgh
- Vermillion
- Vigo
- Wabash
- Warren
- Warrick
- Washington
- Wayne
- Wells
- White
- Whitley
Never miss a frost: get The Dial
Weekly yard timing, plus frost and soil-temperature alerts for your ZIP code.
Free. One weekly email plus alerts when your ZIP has a frost or a soil-temperature change worth acting on. After you submit, Kit (our email provider) sends a confirmation email: check your email and click the link to confirm. You aren't subscribed until you do. We collect only your email address and ZIP, sent to Kit to deliver The Dial. Unsubscribe anytime.