Frost dates for Jackson Whitehouse Nolf, FL
At Jackson Whitehouse Nolf, the median last spring frost (32°F) is Feb 28 and the median first fall frost is Dec 3, for a typical growing season of 280 days. For a 90% chance that the last frost has passed, wait until Mar 23. Nearby ZIP codes are in USDA hardiness zone 9a.
- Feb 28Last spring frost (median)50% chance of 32°F after this date
- Mar 23Safer planting date10% chance of 32°F after this date
- Dec 3First fall frost (median)50% chance of 32°F by this date
- 280 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 21 | Mar 16 | Apr 7 |
| 32°F | Jan 30 | Feb 28 | Mar 23 |
| 28°F | Jan 4 | Feb 11 | Mar 8 |
| 24°F | Dec 24 | Jan 24 | Feb 23 |
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 3 | Nov 20 | Dec 11 |
| 32°F | Nov 11 | Dec 3 | Jan 7 |
| 28°F | Nov 25 | Dec 27 | Feb 1 |
| 24°F | Dec 2 | Jan 6 | Feb 9 |
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 | 219 days | 249 days | 282 days |
| 32°F | 247 days | 280 days | 320 days |
| 28°F | 278 days | 318 days | 365 days |
| 24°F | 314 days | 355 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 99% |
| 28°F | 92% |
| 24°F | 60% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 32220 | 9a | 20 to 25°F | 3 km |
| 32221 | 9a | 20 to 25°F | 10 km |
| 32219 | 9a | 20 to 25°F | 11 km |
| 32009 | 9a | 20 to 25°F | 12 km |
| 32234 | 9a | 20 to 25°F | 18 km |
| 32065 | 9a | 20 to 25°F | 20 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 USW00063890, at 30.3503, -81.8831, elevation 30 m (99 ft).
- Data quality: Estimated from nearby stations (2+ years), 9 years of freeze data.
- Average days per year at or below 32°F: 24.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Jacksonville (23 km)
- Jacksonville NAS (25 km)
- Glen St. Mary 1 W (30 km)
- Jacksonville Craig Muni Airport (35 km)
- Mayport Pilot Station (45 km)
- Jacksonville Beach (48 km)
- Starke (51 km)
- Fernandina Beach (54 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.