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Florida · NOAA station USW00093841

Frost dates for Whiting Field NAS, FL

At Whiting Field NAS, the median last spring frost (32°F) is Mar 14 and the median first fall frost is Nov 19, for a typical growing season of 251 days. For a 90% chance that the last frost has passed, wait until Apr 4. Nearby ZIP codes are in USDA hardiness zone 9a.

  • Mar 14Last spring frost (median)50% chance of 32°F after this date
  • Apr 4Safer planting date10% chance of 32°F after this date
  • Nov 19First fall frost (median)50% chance of 32°F by this date
  • 251 daysGrowing season (median)between 32°F freezes

Planting date calculator

Pick how much frost risk you accept and how many weeks before or after the last frost your seed packet says to plant.

From your seed packet, e.g. “start 6 weeks before last frost”.

–Last spring frost
–First fall frost
–Your planting date
–Hardiness zone

Last spring frost dates

The chance that the temperature drops to the threshold after each date.

Whiting Field NAS: last spring freeze by temperature
Temperature90% chance later50% chance later10% chance later
36°FMar 5Mar 28Apr 14
32°FFeb 21Mar 14Apr 4
28°FJan 31Feb 28Mar 21
24°FJan 5Feb 10Mar 12

First fall frost dates

The chance that the temperature has dropped to the threshold by each date.

Whiting Field NAS: first fall freeze by temperature
Temperature10% chance by50% chance by90% chance by
36°FOct 26Nov 7Nov 25
32°FNov 4Nov 19Dec 8
28°FNov 12Dec 2Jan 4
24°FNov 25Dec 27Jan 30

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.

Whiting Field NAS: growing season by temperature
Temperature9 in 10 years at least5 in 10 years at least1 in 10 years at least
36°F201 days225 days254 days
32°F225 days251 days280 days
28°F249 days283 days318 days
24°F277 days313 days359 days

Chance of a freeze in any year

Whiting Field NAS: probability of at least one day at or below each temperature
TemperatureChance per year
36°F100%
32°F100%
28°F100%
24°F92%

ZIP codes whose closest station is this one

ZIP codes near Whiting Field NAS with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
325709a20 to 25°F9 km
325649a20 to 25°F22 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 USW00093841, at 30.7167, -87.0167, elevation 61 m (199 ft).
  • Data quality: Representative (10+ years), 26 years of freeze data.
  • Average days per year at or below 32°F: 20.
  • Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.

Nearby weather stations

Sources

Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.

All Florida stations · How frost dates are calculated