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
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