Frost dates for Coden, AL
At Coden, the median last spring frost (32°F) is Mar 13 and the median first fall frost is Nov 24, for a typical growing season of 255 days. For a 90% chance that the last frost has passed, wait until Apr 2. Nearby ZIP codes are in USDA hardiness zone 9a.
- Mar 13Last spring frost (median)50% chance of 32°F after this date
- Apr 2Safer planting date10% chance of 32°F after this date
- Nov 24First fall frost (median)50% chance of 32°F by this date
- 255 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 4 | Mar 26 | Apr 12 |
| 32°F | Feb 18 | Mar 13 | Apr 2 |
| 28°F | Jan 24 | Feb 27 | Mar 19 |
| 24°F | Jan 1 | Feb 4 | Mar 6 |
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 28 | Nov 11 | Dec 1 |
| 32°F | Nov 4 | Nov 24 | Dec 22 |
| 28°F | Nov 15 | Dec 8 | Jan 14 |
| 24°F | Dec 1 | Jan 1 | Feb 4 |
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 | 209 days | 232 days | 258 days |
| 32°F | 230 days | 255 days | 286 days |
| 28°F | 254 days | 290 days | 331 days |
| 24°F | 290 days | 329 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 99% |
| 24°F | 87% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 36509 | 9a | 20 to 25°F | 3 km |
| 36523 | 9a | 20 to 25°F | 4 km |
| 36544 | 9a | 20 to 25°F | 10 km |
| 36568 | 9a | 20 to 25°F | 14 km |
| 36541 | 9a | 20 to 25°F | 15 km |
| 36582 | 9a | 20 to 25°F | 15 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 USC00011803, at 30.3875, -88.2269, elevation 4 m (12 ft).
- Data quality: Representative (10+ years), 24 years of freeze data.
- Average days per year at or below 32°F: 28.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Dauphin Island #2 (21 km)
- Mobile Dwtn Airport (31 km)
- Mobile (32 km)
- Fairhope 2 NE (38 km)
- Fairhope 3 NE (38 km)
- Robertsdale (54 km)
- Bay Minette (70 km)
- Atmore (116 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.