FrostCal

Frost Dates & Planting Calendars in Oklahoma

In Oklahoma, the average last spring frost ranges from March 15 in Ardmore to April 18 in Guymon, and the average first fall frost from October 23 in Guymon to November 14 in Ardmore. Pick a city for its full frost-date summary and 42-crop planting calendar.

CityLast Spring Frost (typical)First Fall Frost (typical)Growing SeasonUSDA Zone
Oklahoma City April 4 November 2 213 days 7b
Tulsa March 31 November 4 220 days 7a
Norman March 31 November 5 219 days 7b
Broken Arrow April 1 November 1 212 days 7b
Lawton April 1 November 5 217 days 7b
Edmond April 2 November 5 217 days 7b
Moore April 4 November 2 213 days 7b
Midwest City April 2 November 5 217 days 7b
Enid April 6 November 1 209 days 7a
Stillwater April 5 October 30 206 days 7a
Muskogee April 7 October 30 208 days 7b
Bartlesville April 11 October 24 195 days 7a
Owasso March 31 November 4 220 days 7b
Shawnee March 30 November 5 221 days 7b
Yukon April 2 November 4 216 days 7b
Ardmore March 15 November 14 244 days 8a
Ponca City April 10 October 27 200 days 7a
Bixby April 1 November 1 212 days 7b
Duncan March 25 November 7 225 days 8a
Del City April 2 November 5 217 days 7b
Jenks March 30 November 4 220 days 7b
Sapulpa March 30 November 4 220 days 7b
Mustang April 4 November 2 213 days 7b
Sand Springs March 30 November 4 220 days 7b
Bethany April 2 November 4 216 days 7b
Altus April 5 November 2 210 days 7b
Claremore April 7 October 30 205 days 7a
El Reno April 6 October 31 206 days 7b
McAlester March 31 November 3 216 days 7b
Ada April 2 November 4 217 days 7b
Durant March 31 November 5 221 days 8a
Tahlequah April 4 October 31 209 days 7b
Chickasha April 4 November 1 211 days 7b
Miami April 6 October 27 203 days 7a
Glenpool March 30 November 4 220 days 7b
Woodward April 5 October 30 206 days 7a
Elk City April 5 November 2 208 days 7b
Okmulgee April 8 October 28 203 days 7b
Choctaw April 2 November 5 217 days 7b
Weatherford April 3 November 3 214 days 7b
Guymon April 18 October 23 188 days 6b
Guthrie April 3 November 1 211 days 7b
Warr Acres April 2 November 4 216 days 7b
Clinton April 13 October 28 197 days 7b
Coweta April 1 November 1 212 days 7b
Pryor Creek April 5 October 30 207 days 7a
Newcastle March 31 November 5 219 days 7b
The Village April 2 November 4 216 days 7b

When to Plant in Oklahoma