Frost dates for Greers Ferry Dam, AR
At Greers Ferry Dam, the median last spring frost (32°F) is Mar 31 and the median first fall frost is Nov 6, for a typical growing season of 222 days. For a 90% chance that the last frost has passed, wait until Apr 16. Nearby ZIP codes are in USDA hardiness zones 7b to 8a.
- Mar 31Last spring frost (median)50% chance of 32°F after this date
- Apr 16Safer planting date10% chance of 32°F after this date
- Nov 6First fall frost (median)50% chance of 32°F by this date
- 222 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 | Mar 28 | Apr 11 | Apr 28 |
| 32°F | Mar 11 | Mar 31 | Apr 16 |
| 28°F | Feb 28 | Mar 16 | Apr 2 |
| 24°F | Feb 14 | Mar 3 | Mar 20 |
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 16 | Oct 28 | Nov 10 |
| 32°F | Oct 26 | Nov 6 | Nov 24 |
| 28°F | Nov 3 | Nov 19 | Dec 6 |
| 24°F | Nov 12 | Nov 30 | Dec 24 |
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 | 179 days | 200 days | 218 days |
| 32°F | 200 days | 222 days | 246 days |
| 28°F | 224 days | 247 days | 272 days |
| 24°F | 246 days | 271 days | 299 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 |
|---|---|---|---|
| 72581 | 7b | 5 to 10°F | 4 km |
| 72543 | 7b | 5 to 10°F | 7 km |
| 72546 | 8a | 10 to 15°F | 8 km |
| 72530 | 7b | 5 to 10°F | 11 km |
| 72179 | 7b | 5 to 10°F | 12 km |
| 72067 | 7b | 5 to 10°F | 16 km |
| 72130 | 7b | 5 to 10°F | 16 km |
| 72523 | 7b | 5 to 10°F | 18 km |
| 72121 | 8a | 10 to 15°F | 21 km |
| 72137 | 8a | 10 to 15°F | 21 km |
| 72131 | 8a | 10 to 15°F | 22 km |
| 72088 | 7b | 5 to 10°F | 25 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 USC00032978, at 35.5206, -91.9997, elevation 161 m (527 ft).
- Data quality: Standard (24+ years of data), 27 years of freeze data.
- Average days per year at or below 32°F: 74.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Mountain View (37 km)
- Searcy (38 km)
- Batesville 8 WNW (39 km)
- Batesville Lvstk (39 km)
- Batesville L&d 1 (42 km)
- Greenbrier (45 km)
- Cabot (60 km)
- Conway (64 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.