Frost dates for Enid, OK
At Enid, the median last spring frost (32°F) is Apr 6 and the median first fall frost is Nov 1, for a typical growing season of 209 days. For a 90% chance that the last frost has passed, wait until Apr 21. Nearby ZIP codes are in USDA hardiness zone 7a.
- Apr 6Last spring frost (median)50% chance of 32°F after this date
- Apr 21Safer planting date10% chance of 32°F after this date
- Nov 1First fall frost (median)50% chance of 32°F by this date
- 209 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | Apr 2 | Apr 16 | Apr 30 |
| 32°F | Mar 20 | Apr 6 | Apr 21 |
| 28°F | Mar 5 | Mar 26 | Apr 12 |
| 24°F | Feb 24 | Mar 10 | Apr 1 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Oct 10 | Oct 24 | Nov 5 |
| 32°F | Oct 21 | Nov 1 | Nov 15 |
| 28°F | Oct 26 | Nov 10 | Nov 26 |
| 24°F | Nov 2 | Nov 20 | Dec 6 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 171 days | 190 days | 210 days |
| 32°F | 189 days | 209 days | 232 days |
| 28°F | 207 days | 230 days | 256 days |
| 24°F | 227 days | 253 days | 278 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 73701 | 7a | 0 to 5°F | 7 km |
| 73703 | 7a | 0 to 5°F | 9 km |
| 73705 | 7a | 0 to 5°F | 9 km |
| 73753 | 7a | 0 to 5°F | 15 km |
| 73773 | 7a | 0 to 5°F | 19 km |
| 73743 | 7a | 0 to 5°F | 19 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USC00342912, at 36.4194, -97.8747, elevation 380 m (1,245 ft).
- Data quality: Standard (24+ years of data), 28 years of freeze data.
- Average days per year at or below 32°F: 85.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Breckinridge 3se Mesnt (16 km)
- Lahoma 1wsw Mesonet (22 km)
- Jefferson 3se (32 km)
- Hennessey 4 ESE (36 km)
- Helena 1 SSE (37 km)
- Billings (40 km)
- Marshall 3sse Mesonet (41 km)
- Great Salt Plains Dam (43 km)
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.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.