Frost dates for Selma 13 WNW, AL
At Selma 13 WNW, the median last spring frost (32°F) is Mar 21 and the median first fall frost is Nov 5, for a typical growing season of 229 days. For a 90% chance that the last frost has passed, wait until Apr 12. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 21Last spring frost (median)50% chance of 32°F after this date
- Apr 12Safer planting date10% chance of 32°F after this date
- Nov 5First fall frost (median)50% chance of 32°F by this date
- 229 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 15 | Apr 5 | Apr 23 |
| 32°F | Feb 26 | Mar 21 | Apr 12 |
| 28°F | Feb 8 | Mar 3 | Mar 25 |
| 24°F | Jan 17 | Feb 16 | Mar 13 |
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 9 |
| 32°F | Oct 24 | Nov 5 | Nov 21 |
| 28°F | Nov 1 | Nov 15 | Dec 4 |
| 24°F | Nov 11 | Nov 30 | Jan 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 | 183 days | 205 days | 230 days |
| 32°F | 205 days | 229 days | 256 days |
| 28°F | 231 days | 256 days | 288 days |
| 24°F | 256 days | 286 days | 324 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 |
|---|---|---|---|
| 36759 | 8b | 15 to 20°F | 7 km |
| 36786 | 8b | 15 to 20°F | 23 km |
| 36773 | 8b | 15 to 20°F | 23 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 USW00063858, at 32.4567, -87.2422, elevation 59 m (193 ft).
- Data quality: Representative (10+ years), 15 years of freeze data.
- Average days per year at or below 32°F: 55.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Marion Junction 2 NE (2 km)
- Selma (22 km)
- Selma 6 SSE (28 km)
- Greensboro (41 km)
- Centreville 6 SW (46 km)
- Greensboro 2 WNW (46 km)
- Camden 3 NW (48 km)
- Demopolis L&d (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.