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Georgia · NOAA station USC00097087

Frost dates for Plains SW Ga Exp. Station, GA

At Plains SW Ga Exp. Station, the median last spring frost (32°F) is Mar 15 and the median first fall frost is Nov 17, for a typical growing season of 249 days. For a 90% chance that the last frost has passed, wait until Apr 2. Nearby ZIP codes are in USDA hardiness zone 8b.

  • Mar 15Last spring frost (median)50% chance of 32°F after this date
  • Apr 2Safer planting date10% chance of 32°F after this date
  • Nov 17First fall frost (median)50% chance of 32°F by this date
  • 249 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.

Plains SW Ga Exp. Station: last spring freeze by temperature
Temperature90% chance later50% chance later10% chance later
36°FMar 10Mar 31Apr 15
32°FFeb 22Mar 15Apr 2
28°FFeb 1Feb 28Mar 21
24°FJan 10Feb 10Mar 10

First fall frost dates

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

Plains SW Ga Exp. Station: first fall freeze by temperature
Temperature10% chance by50% chance by90% chance by
36°FOct 24Nov 6Nov 23
32°FNov 1Nov 17Dec 9
28°FNov 11Dec 1Jan 3
24°FNov 23Dec 23Jan 23

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.

Plains SW Ga Exp. Station: growing season by temperature
Temperature9 in 10 years at least5 in 10 years at least1 in 10 years at least
36°F199 days222 days249 days
32°F223 days249 days278 days
28°F249 days281 days315 days
24°F277 days312 days349 days

Chance of a freeze in any year

Plains SW Ga Exp. Station: probability of at least one day at or below each temperature
TemperatureChance per year
36°F100%
32°F100%
28°F100%
24°F97%

ZIP codes whose closest station is this one

ZIP codes near Plains SW Ga Exp. Station with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
317808b15 to 20°F3 km
317198b15 to 20°F7 km
318248b15 to 20°F14 km
398778b15 to 20°F20 km
318068b15 to 20°F25 km
318038b15 to 20°F32 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 USC00097087, at 32.0467, -84.3711, elevation 152 m (500 ft).
  • Data quality: Representative (10+ years), 24 years of freeze data.
  • Average days per year at or below 32°F: 42.
  • 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 Georgia stations · How frost dates are calculated