Frost dates for Selma 6 SSE, AL
At Selma 6 SSE, the median last spring frost (32°F) is Mar 21 and the median first fall frost is Nov 7, for a typical growing season of 233 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 7First fall frost (median)50% chance of 32°F by this date
- 233 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 17 | Apr 6 | Apr 21 |
| 32°F | Feb 27 | Mar 21 | Apr 12 |
| 28°F | Feb 5 | Mar 3 | Mar 24 |
| 24°F | Jan 20 | Feb 16 | Mar 12 |
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 17 | Oct 31 | Nov 13 |
| 32°F | Oct 25 | Nov 7 | Nov 27 |
| 28°F | Nov 3 | Nov 20 | Dec 16 |
| 24°F | Nov 13 | Dec 7 | Jan 13 |
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 | 185 days | 209 days | 232 days |
| 32°F | 206 days | 233 days | 264 days |
| 28°F | 234 days | 262 days | 296 days |
| 24°F | 258 days | 296 days | 335 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 99% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 36785 | 8b | 15 to 20°F | 16 km |
| 36775 | 8b | 15 to 20°F | 16 km |
| 36767 | 8b | 15 to 20°F | 23 km |
| 36003 | 8b | 15 to 20°F | 26 km |
| 36761 | 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 USW00063897, at 32.3350, -86.9786, elevation 48 m (157 ft).
- Data quality: Representative (10+ years), 14 years of freeze data.
- Average days per year at or below 32°F: 50.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Selma (9 km)
- Marion Junction 2 NE (28 km)
- Selma 13 WNW (28 km)
- Camden 3 NW (47 km)
- Montgomery Airport (54 km)
- Centreville 6 SW (64 km)
- Clanton (64 km)
- Greenville Crenshaw Airport (65 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.