Frost dates for Fort Green 12 WSW, FL
At Fort Green 12 WSW, the median last spring frost (32°F) is Feb 6 and the median first fall frost is Jan 3, for a typical growing season of 325 days. For a 90% chance that the last frost has passed, wait until Mar 14. Nearby ZIP codes are in USDA hardiness zone 9b.
- Feb 6Last spring frost (median)50% chance of 32°F after this date
- Mar 14Safer planting date10% chance of 32°F after this date
- Jan 3First fall frost (median)50% chance of 32°F by this date
- 325 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 | Jan 29 | Mar 2 | Mar 29 |
| 32°F | Jan 6 | Feb 6 | Mar 14 |
| 28°F | Jan 1 | Jan 23 | Feb 24 |
| 24°F | Dec 29 | Jan 12 | Feb 2 |
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 | Nov 22 | Dec 17 | Jan 15 |
| 32°F | Dec 6 | Jan 3 | Feb 2 |
| 28°F | Dec 23 | Jan 11 | Feb 9 |
| 24°F | Dec 26 | Jan 9 | Jan 31 |
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 | 255 days | 292 days | 327 days |
| 32°F | 289 days | 325 days | 361 days |
| 28°F | 319 days | 357 days | 365 days |
| 24°F | 349 days | 365 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 90% |
| 28°F | 56% |
| 24°F | 22% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 33547 | 9b | 25 to 30°F | 24 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 USC00083153, at 27.5728, -82.1392, elevation 34 m (112 ft).
- Data quality: Representative (10+ years), 14 years of freeze data.
- Average days per year at or below 32°F: 5.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Parrish (21 km)
- Tampa Bay Area WFO (30 km)
- Wauchula (34 km)
- Bradenton 5 ESE (38 km)
- Myakka River State Park (41 km)
- Sarasota Bradenton Airport (46 km)
- Bartow 1se (46 km)
- Arcadia (47 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.