Frost dates · Ohio
Ohio counties by frost timing.
Latest at top, earliest at bottom. In most states this matches the north-to-south gradient.
Sorted by spring frost
Latest → earliest.
Mahoning County
Spring Apr 27·Fall Oct 26182-day season
Geauga County
Spring Apr 23·Fall Nov 1192-day season
Ashtabula County
Spring Apr 21·Fall Nov 3196-day season
Holmes County
Spring Apr 21·Fall Oct 26188-day season
Knox County
Spring Apr 21·Fall Oct 23185-day season
Adams County
Spring Apr 20·Fall Oct 21184-day season
Brown County
Spring Apr 20·Fall Oct 21184-day season
Columbiana County
Spring Apr 20·Fall Oct 26189-day season
Summit County
Spring Apr 20·Fall Nov 2196-day season
Hocking County
Spring Apr 19·Fall Oct 24188-day season
Licking County
Spring Apr 19·Fall Oct 27191-day season
Noble County
Spring Apr 19·Fall Oct 27191-day season
Perry County
Spring Apr 19·Fall Oct 28192-day season
Ashland County
Spring Apr 18·Fall Oct 29194-day season
Jefferson County
Spring Apr 18·Fall Oct 31196-day season
Lawrence County
Spring Apr 18·Fall Oct 25190-day season
Trumbull County
Spring Apr 18·Fall Nov 5201-day season
Wayne County
Spring Apr 18·Fall Oct 28193-day season
Wyandot County
Spring Apr 18·Fall Oct 28193-day season
Carroll County
Spring Apr 17·Fall Oct 28194-day season
Medina County
Spring Apr 17·Fall Nov 1198-day season
Williams County
Spring Apr 17·Fall Oct 31197-day season
Belmont County
Spring Apr 16·Fall Nov 1199-day season
Fulton County
Spring Apr 16·Fall Oct 29196-day season
Logan County
Spring Apr 16·Fall Oct 30197-day season
Richland County
Spring Apr 16·Fall Nov 2200-day season
Shelby County
Spring Apr 16·Fall Oct 31198-day season
Tuscarawas County
Spring Apr 16·Fall Nov 2200-day season
Clark County
Spring Apr 15·Fall Oct 30198-day season
Coshocton County
Spring Apr 15·Fall Oct 29197-day season
Defiance County
Spring Apr 15·Fall Oct 30198-day season
Fairfield County
Spring Apr 15·Fall Oct 24192-day season
Guernsey County
Spring Apr 15·Fall Oct 28196-day season
Mercer County
Spring Apr 15·Fall Oct 31199-day season
Morgan County
Spring Apr 15·Fall Nov 1200-day season
Morrow County
Spring Apr 15·Fall Oct 31199-day season
Allen County
Spring Apr 14·Fall Nov 3203-day season
Auglaize County
Spring Apr 14·Fall Nov 3203-day season
Henry County
Spring Apr 14·Fall Nov 1201-day season
Madison County
Spring Apr 14·Fall Oct 29198-day season
Marion County
Spring Apr 14·Fall Nov 1201-day season
Ottawa County
Spring Apr 14·Fall Nov 2202-day season
Putnam County
Spring Apr 14·Fall Nov 2202-day season
Sandusky County
Spring Apr 14·Fall Nov 2202-day season
Meigs County
Spring Apr 13·Fall Oct 26196-day season
Monroe County
Spring Apr 13·Fall Nov 3204-day season
Muskingum County
Spring Apr 13·Fall Oct 31201-day season
Paulding County
Spring Apr 13·Fall Oct 30200-day season
Stark County
Spring Apr 13·Fall Nov 7208-day season
Vinton County
Spring Apr 13·Fall Oct 26196-day season
Champaign County
Spring Apr 12·Fall Nov 1203-day season
Highland County
Spring Apr 12·Fall Nov 1203-day season
Huron County
Spring Apr 12·Fall Nov 5207-day season
Preble County
Spring Apr 12·Fall Oct 30201-day season
Athens County
Spring Apr 11·Fall Nov 1204-day season
Clermont County
Spring Apr 11·Fall Oct 27199-day season
Fayette County
Spring Apr 11·Fall Nov 1204-day season
Lorain County
Spring Apr 11·Fall Nov 4207-day season
Seneca County
Spring Apr 11·Fall Nov 3206-day season
Warren County
Spring Apr 11·Fall Oct 29201-day season
Wood County
Spring Apr 11·Fall Nov 5208-day season
Hardin County
Spring Apr 10·Fall Nov 3207-day season
Darke County
Spring Apr 9·Fall Oct 31205-day season
Delaware County
Spring Apr 9·Fall Nov 3208-day season
Jackson County
Spring Apr 9·Fall Nov 1206-day season
Pike County
Spring Apr 9·Fall Nov 1206-day season
Portage County
Spring Apr 9·Fall Nov 8213-day season
Van Wert County
Spring Apr 9·Fall Nov 5210-day season
Butler County
Spring Apr 8·Fall Oct 27202-day season
Franklin County
Spring Apr 8·Fall Nov 3209-day season
Hancock County
Spring Apr 8·Fall Nov 3209-day season
Harrison County
Spring Apr 8·Fall Nov 4210-day season
Lucas County
Spring Apr 8·Fall Nov 7213-day season
Crawford County
Spring Apr 7·Fall Nov 6213-day season
Scioto County
Spring Apr 7·Fall Nov 2209-day season
Union County
Spring Apr 7·Fall Nov 6213-day season
Clinton County
Spring Apr 6·Fall Nov 1209-day season
Montgomery County
Spring Apr 6·Fall Nov 4212-day season
Ross County
Spring Apr 6·Fall Nov 2210-day season
Greene County
Spring Apr 5·Fall Nov 3212-day season
Miami County
Spring Apr 5·Fall Nov 3212-day season
Washington County
Spring Apr 5·Fall Nov 5214-day season
Gallia County
Spring Apr 4·Fall Nov 5215-day season
Hamilton County
Spring Apr 4·Fall Nov 4214-day season
Lake County
Spring Apr 4·Fall Nov 21231-day season
Pickaway County
Spring Apr 4·Fall Nov 7217-day season
Cuyahoga County
Spring Apr 1·Fall Nov 22235-day season
Erie County
Spring Apr 1·Fall Nov 16229-day season
Alphabetical · A to Z
- Adams County
- Allen County
- Ashland County
- Ashtabula County
- Athens County
- Auglaize County
- Belmont County
- Brown County
- Butler County
- Carroll County
- Champaign County
- Clark County
- Clermont County
- Clinton County
- Columbiana County
- Coshocton County
- Crawford County
- Cuyahoga County
- Darke County
- Defiance County
- Delaware County
- Erie County
- Fairfield County
- Fayette County
- Franklin County
- Fulton County
- Gallia County
- Geauga County
- Greene County
- Guernsey County
- Hamilton County
- Hancock County
- Hardin County
- Harrison County
- Henry County
- Highland County
- Hocking County
- Holmes County
- Huron County
- Jackson County
- Jefferson County
- Knox County
- Lake County
- Lawrence County
- Licking County
- Logan County
- Lorain County
- Lucas County
- Madison County
- Mahoning County
- Marion County
- Medina County
- Meigs County
- Mercer County
- Miami County
- Monroe County
- Montgomery County
- Morgan County
- Morrow County
- Muskingum County
- Noble County
- Ottawa County
- Paulding County
- Perry County
- Pickaway County
- Pike County
- Portage County
- Preble County
- Putnam County
- Richland County
- Ross County
- Sandusky County
- Scioto County
- Seneca County
- Shelby County
- Stark County
- Summit County
- Trumbull County
- Tuscarawas County
- Union County
- Van Wert County
- Vinton County
- Warren County
- Washington County
- Wayne County
- Williams County
- Wood County
- Wyandot County