Ohio Frost Dates

The median last spring freeze and first fall freeze (32°F) at 130 NOAA stations in Ohio, 1991-2020, with the growing season between them.

Every station

A median date has an even chance of a later freeze in spring or an earlier one in fall. Each town page gives the dates at 36, 32 and 28°F and every probability from 10 to 90 percent.

Station	Elevation	Last freeze	First freeze	Season, days	Town page
Akron Canton Rgnl AP	1,208 ft	April 24	October 26	185	Greentown
Akron Fulton Intl AP	1,044 ft	April 24	October 28	187	Sawyerwood
Ashland 2 Sw	1,265 ft	April 30	October 15	168	Ashland
Ashtabula CO AP	924 ft	May 2	October 21	172	Jefferson
Athens Ou	684 ft	April 25	October 23	181	Athens
Barnesville	1,280 ft	April 27	October 22	178	Barnesville
Bellefontaine	1,176 ft	April 26	October 20	177	Bellefontaine
Beverly Stp	624 ft	April 24	October 22	181	Beverly
Bowling Green Wwtp	675 ft	April 22	October 25	186	Bowling Green
Bryan 2 Se	730 ft	April 26	October 17	174	Bryan
Bucyrus	955 ft	April 19	October 27	191	Bucyrus
Cadiz	1,260 ft	April 21	October 25	187	Cadiz
Caldwell 3SE	880 ft	April 30	October 14	167	Caldwell
Cambridge	800 ft	April 28	October 17	172	Cambridge
Carpenter 2 S	822 ft	April 27	October 14	170	Albany
Celina 3 Ne	866 ft	April 27	October 19	175	Celina
Centerburg 2 Se	1,205 ft	April 27	October 17	173	Centerburg
Chardon	1,130 ft	May 5	October 18	166	Chardon
Cheviot	891 ft	April 17	October 26	192	Cheviot
Cheviot 3 W	853 ft	April 16	October 28	195	Mack
Chillicothe Mound City	650 ft	April 20	October 22	185	North Fork Village
Chilo Meldahl Locks & Dam	480 ft	April 16	October 31	198	Felicity
Chippewa Lake	1,180 ft	April 29	October 19	173	Westfield Center
Cincinnati	1,056 ft	April 19	October 22	186	Wilmington
Cincinnati Lunken AP	490 ft	April 16	October 25	192	Turpin Hills
Cincinnati-Fernbank	500 ft	April 13	October 31	201	Addyston
Circleville	675 ft	April 17	October 28	194	Circleville
Cleveland	763 ft	April 20	November 3	197	Fairview Park
Cleveland Burke AP	584 ft	April 8	November 12	218	Cleveland
Columbus Ohio State Univ AP	905 ft	April 22	October 23	184	Dublin
Columbus Port Columbus Intl AP	810 ft	April 18	October 27	192	Whitehall
Columbus Wcmh	740 ft	April 20	October 24	187	Upper Arlington
Columbus-Valley Crossing	760 ft	April 23	October 19	179	Obetz
Coshocton Ag Rsch Stn	1,140 ft	April 18	October 28	193	Baltic
Coshocton Wpc Plt	760 ft	April 27	October 18	174	Coshocton
Danville 2 W	970 ft	May 2	October 8	159	Danville
Dayton Intl AP	1,000 ft	April 16	October 28	195	Vandalia
Dayton Mcd	720 ft	April 18	October 25	190	Dayton
Dayton Wright Bros AP	962 ft	April 17	October 26	192	Five Points
Defiance	700 ft	April 22	October 24	185	Defiance
Defiance Mem AP	708 ft	April 28	October 17	172	Defiance
Dennison Wtr Wks	860 ft	April 29	October 15	169	Uhrichsville
Dorset	980 ft	May 10	October 10	153	Jefferson
Eaton	1,002 ft	April 25	October 20	178	Eaton
Elyria 3 E	730 ft	April 22	November 1	193	North Ridgeville
Elyria Lorain CO AP	794 ft	April 24	October 24	183	South Amherst
Fairfield	575 ft	April 19	October 22	186	Fairfield
Findlay AP	800 ft	April 19	October 23	187	Findlay
Findlay Wpcc	768 ft	April 22	October 24	185	Findlay
Franklin	679 ft	April 24	October 19	178	Franklin
Fredericktown 4 S	1,050 ft	May 1	October 10	162	Mount Vernon
Fremont	600 ft	April 26	October 23	180	Ballville
Fremont Ag Stn	664 ft	April 21	October 24	186	Ballville
Galion Wtr Wks	1,170 ft	April 26	October 20	177	Galion
Gallipolis	578 ft	April 18	October 28	193	Gallipolis
Greenville Wtp	1,030 ft	April 21	October 20	182	Greenville
Hamilton Butler CO Rgnl AP	634 ft	April 22	October 18	179	Fairfield
Hannibal Locks & Dam	620 ft	April 26	October 26	183
Hicksville	750 ft	April 28	October 17	172	Hicksville
Hillsboro	953 ft	April 24	October 20	179	Hillsboro
Hiram	1,230 ft	May 1	October 20	172	Garrettsville
Hoytville 2 Ne	700 ft	April 24	October 21	180	North Baltimore
Huntsville 3N	1,034 ft	April 22	October 27	188	Belle Center
Jackson 3 Nw	845 ft	April 22	October 21	182	Jackson
Kenton	997 ft	April 22	October 24	185	Kenton
Kirtland-Holden 2	1,030 ft	April 26	October 31	188	Kirtland Hills
Lancaster	827 ft	April 22	October 24	185	Lancaster
Lancaster Fairfield AP	869 ft	April 26	October 13	170	Carroll
Lima Allen CO AP	975 ft	April 22	October 22	183	Lima
Lima Wwtp	850 ft	April 24	October 24	183	Lima
Logan	722 ft	April 30	October 14	167	Logan
London Fish Hatchery	1,120 ft	April 24	October 18	177	London
Lucasville	568 ft	April 21	October 24	186	Lucasville
Mansfield 5 W	1,350 ft	April 30	October 15	168	Ontario
Mansfield Lahm Muni AP	1,295 ft	April 26	October 22	179	Lincoln Heights
Marietta Wwtp	610 ft	April 18	October 27	192
Marion 2 N	965 ft	April 25	October 20	178	Marion
Marion Muni AP	994 ft	April 24	October 20	179	Marion
Marysville	970 ft	April 19	October 26	190	New California
Mc Connellsville Lk 7	760 ft	April 27	October 21	177	McConnelsville
Milford	520 ft	April 23	October 18	178	Milford
Millersburg	819 ft	May 2	October 14	165	Millersburg
Millport 4 Ne	1,170 ft	May 2	October 13	164	Lisbon
Montpelier	860 ft	April 28	October 18	173	Montpelier
Mosquito Creek Lake	910 ft	April 30	October 23	176	Morgandale
Napoleon	682 ft	April 24	October 21	180	Napoleon
Napoleon 1SW	670 ft	April 23	October 24	184	Napoleon
New Carlisle	874 ft	April 24	October 17	176	New Carlisle
New Lexington 2 Nw	877 ft	April 30	October 17	170	New Lexington
New Philadelphia	925 ft	April 30	October 15	168	New Philadelphia
New Philadelphia Fld	895 ft	April 26	October 21	178	New Philadelphia
Newark Heath AP	884 ft	April 22	October 18	179	Heath
Newark Wtr Wks	835 ft	April 29	October 16	170	Newark
Newport	676 ft	April 23	October 26	186	Newport
Norwalk Wwtp	670 ft	April 25	October 25	183	Norwalk
Oberlin	816 ft	April 27	October 22	178	Oberlin
Painesville 4 Nw	600 ft	April 15	November 9	208	Fairport Harbor
Pandora	770 ft	April 23	October 22	182	Pandora
Paulding	725 ft	April 25	October 19	177	Paulding
Philo 3 Sw	1,020 ft	April 19	October 25	189	Philo
Piqua Wwtp	853 ft	April 18	October 23	188	Piqua
Portsmouth-Sciotoville	540 ft	April 17	October 25	191	Sciotodale
Ravenna 2 S	1,107 ft	April 21	October 29	191	Ravenna
Ripley Exp Farm	880 ft	April 29	October 11	165	Ripley
S Pt	553 ft	April 16	October 30	197	South Point
Sandusky	584 ft	April 10	November 5	209	Sandusky
Sidney 1 S	940 ft	April 27	October 20	176	Sidney
Springfield Wtp	951 ft	April 25	October 19	177	Northridge
Steubenville	992 ft	April 29	October 20	174	Steubenville
Stow 4 Se	1,060 ft	April 30	October 21	174	Munroe Falls
Tiffin	740 ft	April 23	October 23	183	Tiffin
Toledo Express AP	669 ft	April 22	October 24	185	Swanton
Toledo Metcalf Fld	622 ft	April 20	October 27	190	Walbridge
Upper Sandusky	854 ft	April 29	October 17	171	Upper Sandusky
Urbana Wwtp	1,019 ft	April 24	October 19	178	Urbana
Van Wert 1 S	790 ft	April 21	October 26	188	Van Wert
Warren 3 S	900 ft	May 8	October 12	157	Bolindale
Washington Court House	957 ft	April 23	October 21	181	Washington Court House
Waterloo	625 ft	April 30	October 15	168	Rio Grande
Wauseon Wtp	750 ft	April 29	October 16	170	Wauseon
Waverly	572 ft	April 21	October 22	184	Waverly
Westerville	802 ft	April 22	October 24	185	Westerville
WFO Wilmington	1,053 ft	April 17	October 22	188	Wilmington
Wilmington 3 N	1,033 ft	April 20	October 20	183	Wilmington
Wooster 3 Sse	1,102 ft	April 24	October 21	180	Wooster
Wooster Exp Station	1,020 ft	April 30	October 12	165	Wooster
Wooster Wayne CO AP	1,137 ft	April 29	October 14	168	Smithville
Xenia 6 Sse	997 ft	April 18	October 24	189	Xenia
Youngstown Rgnl AP	1,180 ft	May 1	October 17	169	Vienna Center
Zanesville Muni AP	880 ft	April 26	October 19	176	Pleasant Grove

Sources

NOAA NCEI U.S. Climate Normals, 1991-2020, annual and seasonal freeze probabilities. Public domain.