Frost dates for Naples, FL
At Naples, the median last spring frost (32°F) is Jan 18 and the median first fall frost is Jan 11, for a typical growing season of 365 days. For a 90% chance that the last frost has passed, wait until Feb 16. Nearby ZIP codes are in USDA hardiness zones 10a to 10b.
- Jan 18Last spring frost (median)50% chance of 32°F after this date
- Feb 16Safer planting date10% chance of 32°F after this date
- Jan 11First fall frost (median)50% chance of 32°F by this date
- 365 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 3 | Jan 31 | Mar 2 |
| 32°F | Dec 31 | Jan 18 | Feb 16 |
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 | Dec 19 | Jan 10 | Feb 8 |
| 32°F | Dec 27 | Jan 11 | Feb 7 |
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 | 304 days | 342 days | 365 days |
| 32°F | 334 days | 365 days | 365 days |
| 28°F | 365 days | 365 days | 365 days |
| 24°F | 365 days | 365 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 75% |
| 32°F | 33% |
| 28°F | 7% |
| 24°F | 0% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 34116 | 10b | 35 to 40°F | 4 km |
| 34119 | 10b | 35 to 40°F | 11 km |
| 34117 | 10a | 30 to 35°F | 14 km |
| 34120 | 10a | 30 to 35°F | 19 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 USC00086078, at 26.1653, -81.6842, elevation 12 m (40 ft).
- Data quality: Representative (10+ years), 24 years of freeze data.
- Average days per year at or below 32°F: 0.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Naples Muni Airport (9 km)
- Marco Island (24 km)
- Immokalee (41 km)
- Fort Myers SW Fl Regional Airport (42 km)
- Everglades (46 km)
- Everglades City 5 NE (47 km)
- Fort Myers Page Field Airport (50 km)
- La Belle (69 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.