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Oklahoma frost dates by weather station

Oklahoma has 193 NOAA weather stations with 1991–2020 freeze statistics. Median last spring frost dates run from Mar 15 at Ardmore to Apr 26 at Boise City 2 E.

193Stations
Mar 15Earliest last frostArdmore
Apr 26Latest last frostBoise City 2 E
244 daysLongest growing seasonHugo

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Oklahoma stations: median (50%) frost dates at 32°F
Station	Last spring frost	First fall frost	Growing season	Elevation
Acme Mesonet	Apr 4	Oct 31	210 days	1,302 ft
Ada	Apr 2	Nov 4	217 days	1,015 ft
Ada 2nne Mesonet	Mar 31	Nov 3	216 days	967 ft
Altus 3s Mesonet	Apr 3	Nov 4	214 days	1,364 ft
Altus AFB	Mar 26	Nov 10	229 days	1,267 ft
Altus Dam	Apr 2	Nov 3	213 days	1,525 ft
Altus Irig Rsch Station	Apr 5	Nov 2	210 days	1,380 ft
Alva 1w	Apr 10	Oct 28	199 days	1,464 ft
Alva 7ssw Mesonet	Apr 11	Oct 26	198 days	1,440 ft
Anadarko 3 E	Apr 8	Oct 30	202 days	1,168 ft
Antlers	Apr 3	Nov 1	213 days	470 ft
Antlers 5nw	Apr 2	Nov 1	212 days	578 ft
Apache 4ene Mesonet	Apr 3	Nov 3	213 days	1,443 ft
Ardmore	Mar 15	Nov 14	244 days	841 ft
Ardmore 3ene Mesonet	Mar 18	Nov 10	238 days	872 ft
Ardmore 7wnw Mesonet	Mar 21	Nov 8	231 days	928 ft
Arnett 3ne	Apr 15	Oct 27	194 days	2,429 ft
Arnett 8wsw Mesonet	Apr 9	Oct 27	200 days	2,359 ft
Atoka	Apr 5	Nov 1	211 days	565 ft
Barnsdall	Mar 31	Oct 31	212 days	770 ft
Bartlesville 3	Apr 11	Oct 24	195 days	715 ft
Bartlesville F P Field	Apr 12	Oct 21	192 days	715 ft
Battiest	Apr 13	Oct 27	196 days	822 ft
Beaver	Apr 21	Oct 21	181 days	2,465 ft
Bessie 4wnw Mesonet	Apr 3	Nov 1	210 days	1,676 ft
Billings	Apr 15	Oct 26	194 days	1,000 ft
Bixby	Apr 1	Nov 1	212 days	605 ft
Blackwell 1ssw	Apr 12	Oct 29	199 days	1,033 ft
Blackwell 4sse Mesonet	Apr 8	Oct 27	201 days	997 ft
Blanchard 2 SSW	Apr 3	Nov 4	214 days	1,275 ft
Boise City 2 E	Apr 26	Oct 17	173 days	4,133 ft
Breckinridge 3se Mesnt	Apr 10	Oct 29	202 days	1,154 ft
Bristow	Apr 9	Oct 25	196 days	830 ft
Broken Bow 1 N	Apr 1	Nov 2	220 days	475 ft
Buffalo 1sw Mesonet	Apr 13	Oct 25	195 days	1,834 ft
Buffalo 2 SSW	Apr 17	Oct 23	187 days	1,931 ft
Burneyville 2se Mesont	Mar 31	Nov 4	218 days	748 ft
Butler 5sw Mesonet	Apr 9	Oct 28	199 days	1,706 ft
Byars 3ese Mesonet	Mar 25	Nov 8	228 days	1,131 ft
Camargo 4wnw Mesonet	Apr 15	Oct 23	189 days	1,932 ft
Carnegie 5 NE	Apr 6	Oct 31	206 days	1,481 ft
Centrahoma 1e Mesonet	Mar 31	Nov 1	216 days	682 ft
Centrahoma 2 ESE	Mar 31	Nov 4	219 days	710 ft
Chandler	Apr 7	Oct 30	205 days	958 ft
Chandler 5se Mesonet	Apr 2	Nov 2	214 days	954 ft
Chattanooga	Apr 7	Nov 2	205 days	1,148 ft
Cherokee 1ssw Mesonet	Apr 10	Oct 29	201 days	1,187 ft
Cherokee 4w	Apr 15	Oct 29	196 days	1,239 ft
Cheyenne 6sw Mesonet	Apr 3	Nov 3	212 days	2,277 ft
Chickasaw Nra	Apr 4	Oct 31	208 days	1,047 ft
Chickasha 2sse Mesonet	Apr 6	Nov 1	207 days	1,076 ft
Chickasha Exp. Station	Apr 4	Nov 1	211 days	1,085 ft
Claremore 2 ENE	Apr 7	Oct 30	205 days	588 ft
Clinton	Apr 13	Oct 28	197 days	1,570 ft
Clinton Sherman Airport	Apr 5	Nov 4	210 days	1,922 ft
Coleman 4w	Mar 31	Nov 5	221 days	747 ft
Coyle 7n Mesonet	Apr 3	Nov 1	210 days	1,072 ft
Cushing	Apr 1	Nov 5	217 days	950 ft
Duncan	Mar 25	Nov 7	225 days	1,125 ft
Durant	Mar 31	Nov 5	221 days	600 ft
Durant 6sse Mesonet	Mar 19	Nov 12	237 days	646 ft
El Reno 1 N	Apr 6	Oct 31	206 days	1,325 ft
El Reno 5 WNW Mesonet	Apr 12	Oct 27	196 days	1,374 ft
Elk City 4 W	Apr 5	Nov 2	208 days	2,120 ft
Enid	Apr 6	Nov 1	209 days	1,245 ft
Erick	Apr 11	Oct 26	197 days	2,060 ft
Erick 4ese Mesonet	Apr 12	Oct 28	197 days	1,978 ft
Fairview 1w Mesonet	Apr 5	Nov 1	208 days	1,328 ft
Fittstown 6sw Mesonet	Mar 29	Nov 6	222 days	1,148 ft
Fort Cobb 4nnw Mesonet	Apr 5	Nov 3	210 days	1,384 ft
Fort Supply 3se	Apr 21	Oct 19	179 days	2,030 ft
Frederick	Apr 3	Nov 4	213 days	1,285 ft
Freedom	Apr 19	Oct 17	179 days	1,515 ft
Freedom 16nne Mesonet	Apr 8	Oct 29	203 days	1,820 ft
Freedom 3ssw Mesonet	Apr 13	Oct 27	198 days	1,738 ft
Gage Airport	Apr 17	Oct 20	185 days	2,191 ft
Gate	Apr 13	Oct 28	196 days	2,250 ft
Geary	Apr 6	Nov 5	212 days	1,571 ft
Goodwell 2 E	Apr 22	Oct 22	182 days	3,266 ft
Goodwell 2 SE	Apr 18	Oct 24	186 days	3,282 ft
Goodwell Rsch Station	Apr 24	Oct 19	178 days	3,278 ft
Grandfield 3w Mesonet	Mar 31	Nov 6	219 days	1,122 ft
Great Salt Plains Dam	Apr 5	Nov 1	209 days	1,200 ft
Guthrie 4wsw Mesonet	Apr 3	Nov 4	214 days	1,082 ft
Guthrie 5s	Apr 10	Oct 28	199 days	1,110 ft
Guthrie Muni Airport	Apr 3	Nov 1	211 days	1,068 ft
Guymon Muni Airport	Apr 18	Oct 23	188 days	3,123 ft
Hammon 3 SSW	Apr 16	Oct 23	191 days	1,820 ft
Healdton 3 E	Apr 6	Nov 1	204 days	902 ft
Helena 1 SSE	Apr 9	Oct 31	205 days	1,350 ft
Hennessey 4 ESE	Apr 14	Oct 30	198 days	1,174 ft
Hinton 7w Mesonet	Apr 5	Nov 1	208 days	1,617 ft
Hobart 4se Mesonet	Apr 7	Nov 4	209 days	1,568 ft
Hobart Muni Airport	Apr 4	Nov 4	214 days	1,556 ft
Holdenville 2sse	Apr 6	Oct 31	206 days	855 ft
Holdenville 3ese Mesonet	Mar 29	Nov 5	221 days	918 ft
Hollis 5e	Apr 10	Oct 28	200 days	1,621 ft
Hollis 5e Mesonet	Apr 5	Oct 31	208 days	1,630 ft
Hooker	Apr 16	Oct 25	192 days	3,001 ft
Hugo	Mar 15	Nov 15	244 days	520 ft
Idabel	Mar 31	Nov 3	221 days	365 ft
Jefferson 3se	Apr 18	Oct 20	183 days	1,043 ft
Kansas 2 NE	Mar 31	Nov 2	216 days	1,190 ft
Kenton	Apr 20	Oct 20	179 days	4,350 ft
Kingfisher	Apr 8	Nov 1	206 days	1,050 ft
Kingfisher 1w Mesonet	Apr 9	Nov 1	204 days	1,059 ft
Lahoma 1wsw Mesonet	Apr 10	Oct 31	204 days	1,299 ft
Lane 1wnw Mesonet	Mar 29	Nov 4	222 days	593 ft
Lawton	Mar 26	Nov 7	225 days	1,150 ft
Lawton Muni Airport	Apr 1	Nov 5	217 days	1,069 ft
Lindsay 2 W	Apr 13	Oct 27	196 days	980 ft
Madill	Mar 27	Nov 8	227 days	770 ft
Madill 11wsw Mesonet	Mar 24	Nov 6	226 days	761 ft
Mangum	Apr 8	Nov 2	207 days	1,595 ft
Mangum 5se Mesonet	Apr 10	Oct 29	201 days	1,509 ft
Mannford 6 NW	Apr 6	Oct 29	207 days	830 ft
Marietta 5sw	Apr 6	Nov 2	211 days	802 ft
Marshall 3sse Mesonet	Apr 11	Oct 31	201 days	1,020 ft
Mc Curtain 1 SE	Mar 23	Nov 5	228 days	655 ft
McAlester Regional Airport	Mar 31	Nov 3	216 days	770 ft
McGee Creek Dam	Mar 27	Nov 9	228 days	672 ft
Medford 1sw Mesonet	Apr 10	Oct 28	199 days	1,089 ft
Medicine Pk 3w Mesonet	Mar 21	Nov 12	234 days	1,597 ft
Meeker 5 W	Apr 4	Oct 30	208 days	925 ft
Miami	Apr 6	Oct 27	203 days	805 ft
Minco 2ssw Mesonet	Apr 3	Nov 5	216 days	1,410 ft
Muskogee	Apr 7	Oct 30	208 days	518 ft
Muskogee Davis Field	Apr 2	Nov 2	216 days	610 ft
Mutual	Apr 19	Oct 26	188 days	1,890 ft
Newkirk 5ne	Apr 16	Oct 26	192 days	1,142 ft
Newkirk 8e Mesonet	Apr 6	Oct 30	206 days	1,200 ft
Norman 2nw Mesonet	Mar 31	Nov 5	219 days	1,181 ft
Norman 3sse	Apr 3	Nov 3	212 days	1,128 ft
Nowata	Apr 4	Nov 1	210 days	710 ft
Okeene	Apr 7	Nov 2	208 days	1,215 ft
Okemah	Mar 24	Nov 9	229 days	935 ft
Oklahoma City Post Airport	Apr 2	Nov 4	216 days	1,297 ft
Oklahoma City Will Rogers Airport	Apr 4	Nov 2	213 days	1,285 ft
Okmulgee Wtr Wks	Apr 8	Oct 28	203 days	647 ft
Orlando 5e Mesonet	Apr 10	Oct 25	198 days	961 ft
Pauls Valley 1ssw Mesonet	Mar 28	Nov 7	223 days	954 ft
Pauls Valley 4 WSW	Apr 5	Nov 1	210 days	940 ft
Pawhuska	Apr 6	Oct 29	204 days	835 ft
Perkins 2nnw Mesonet	Apr 4	Nov 2	212 days	958 ft
Perry	Apr 4	Nov 1	210 days	1,025 ft
Ponca City Muni Airport	Apr 10	Oct 27	200 days	1,000 ft
Pryor	Apr 5	Oct 30	207 days	625 ft
Purcell 2 SW	Apr 4	Nov 2	210 days	1,120 ft
Putnam 3n Mesonet	Apr 8	Nov 1	204 days	1,932 ft
Ralston	Apr 11	Oct 24	196 days	825 ft
Red Rock 7sse Mesonet	Apr 8	Oct 28	202 days	961 ft
Ringling 1n Mesonet	Mar 23	Nov 7	226 days	928 ft
Sallisaw 2 NW	Mar 30	Nov 7	223 days	660 ft
Seiling 7wnw Mesonet	Apr 11	Oct 25	194 days	1,788 ft
Seminole	Apr 5	Nov 1	210 days	924 ft
Seminole 4ssw Mesonet	Apr 1	Nov 1	214 days	958 ft
Shawnee 3nnw Mesonet	Mar 30	Nov 5	221 days	1,076 ft
Smithville	Apr 9	Oct 29	201 days	822 ft
Spavinaw	Apr 7	Nov 2	209 days	685 ft
Spencer 2ene Mesonet	Apr 2	Nov 5	217 days	1,223 ft
Stillwater 2 W	Apr 8	Oct 27	201 days	895 ft
Stillwater 2 W	Apr 5	Oct 30	206 days	890 ft
Stillwater 5 WNW	Apr 12	Oct 27	199 days	888 ft
Stillwater Mesonet	Apr 6	Oct 31	208 days	892 ft
Stillwater Regional Airport	Apr 3	Oct 31	209 days	984 ft
Stilwell 5 NNW	Mar 31	Nov 4	217 days	1,000 ft
Sulphur 4nne Mesonet	Apr 4	Nov 1	212 days	1,049 ft
Tahlequah	Apr 4	Oct 31	209 days	850 ft
Taloga	Apr 18	Oct 21	185 days	1,715 ft
Tipton 4s Mesonet	Apr 3	Nov 6	217 days	1,269 ft
Tishomingo 6n Mesonet	Mar 29	Nov 5	222 days	879 ft
Tulsa Intl Airport	Mar 31	Nov 4	220 days	650 ft
Tulsa R L Jones Jr Airport	Mar 30	Nov 4	220 days	638 ft
Turpin 4 SSE	Apr 17	Oct 25	189 days	2,705 ft
Tuskahoma	Apr 11	Oct 27	199 days	600 ft
Upper Spavinaw Port	Apr 16	Oct 20	187 days	795 ft
Velma 7nw Mesonet	Mar 28	Nov 7	227 days	1,118 ft
Wagoner	Mar 29	Nov 5	223 days	590 ft
Walters	Apr 1	Nov 5	218 days	1,005 ft
Walters 4nw Mesonet	Mar 26	Nov 6	225 days	1,063 ft
Washington 6ssw Mesonet	Mar 31	Nov 3	217 days	1,131 ft
Watonga	Apr 14	Oct 27	194 days	1,530 ft
Watonga 7w Mesonet	Apr 6	Nov 3	211 days	1,696 ft
Waurika	Mar 24	Nov 8	228 days	912 ft
Waurika 1ene Mesonet	Mar 29	Nov 5	223 days	928 ft
Waynoka	Apr 12	Oct 24	192 days	1,508 ft
Weatherford	Apr 3	Nov 3	214 days	1,618 ft
Weatherford 4wsw Mesnt	Apr 6	Nov 3	210 days	1,765 ft
Webbers Falls 5 WSW	Apr 6	Oct 30	206 days	550 ft
Wichita Mountain Wr	Mar 28	Nov 6	224 days	1,665 ft
Wilburton 9 ENE	Apr 2	Nov 5	218 days	635 ft
Wister 3s	Apr 6	Nov 2	210 days	525 ft
Woodward 2wsw Mesonet	Apr 5	Oct 30	206 days	2,050 ft

Sources

NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.

Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.