Frost dates for Atmore, AL
At Atmore, the median last spring frost (32°F) is Feb 28 and the median first fall frost is Nov 27, for a typical growing season of 270 days. For a 90% chance that the last frost has passed, wait until Mar 21. Nearby ZIP codes are in USDA hardiness zones 8b to 9a.
- Feb 28Last spring frost (median)50% chance of 32°F after this date
- Mar 21Safer planting date10% chance of 32°F after this date
- Nov 27First fall frost (median)50% chance of 32°F by this date
- 270 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 | Feb 23 | Mar 16 | Apr 4 |
| 32°F | Feb 1 | Feb 28 | Mar 21 |
| 28°F | Jan 11 | Feb 12 | Mar 10 |
| 24°F | Dec 31 | Jan 28 | Feb 28 |
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 31 | Nov 14 | Dec 1 |
| 32°F | Nov 8 | Nov 27 | Dec 24 |
| 28°F | Nov 18 | Dec 14 | Jan 15 |
| 24°F | Dec 3 | Jan 2 | Feb 1 |
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 | 217 days | 242 days | 270 days |
| 32°F | 243 days | 270 days | 305 days |
| 28°F | 266 days | 305 days | 341 days |
| 24°F | 299 days | 335 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 98% |
| 24°F | 82% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 36503 | 9a | 20 to 25°F | 4 km |
| 36543 | 8b | 15 to 20°F | 5 km |
| 36502 | 8b | 15 to 20°F | 7 km |
| 32535 | 8b | 15 to 20°F | 26 km |
| 36480 | 8b | 15 to 20°F | 26 km |
| 36439 | 8b | 15 to 20°F | 28 km |
| 36550 | 8b | 15 to 20°F | 29 km |
| 36445 | 8b | 15 to 20°F | 29 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 USC00010402, at 31.1819, -87.4389, elevation 91 m (300 ft).
- Data quality: Standard (24+ years of data), 28 years of freeze data.
- Average days per year at or below 32°F: 30.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Brewton 3 NNE (37 km)
- Brewton 3 ENE (37 km)
- Brewton 3 SSE (39 km)
- Evergreen Middleton Field (46 km)
- Bay Minette (47 km)
- Evergreen (55 km)
- Whatley (58 km)
- Jackson (60 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.