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Louisiana · NOAA station USW00003949

Frost dates for Peason Ridge Range, LA

At Peason Ridge Range, the median last spring frost (32°F) is Mar 8 and the median first fall frost is Nov 18, for a typical growing season of 258 days. For a 90% chance that the last frost has passed, wait until Mar 26. Nearby ZIP codes are in USDA hardiness zone 9a.

  • Mar 8Last spring frost (median)50% chance of 32°F after this date
  • Mar 26Safer planting date10% chance of 32°F after this date
  • Nov 18First fall frost (median)50% chance of 32°F by this date
  • 258 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.

Peason Ridge Range: last spring freeze by temperature
Temperature90% chance later50% chance later10% chance later
36°FMar 2Mar 23Apr 11
32°FFeb 12Mar 8Mar 26
28°FJan 20Feb 23Mar 14
24°FDec 24Jan 30Mar 1

First fall frost dates

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

Peason Ridge Range: first fall freeze by temperature
Temperature10% chance by50% chance by90% chance by
36°FOct 25Nov 7Nov 25
32°FNov 2Nov 18Dec 9
28°FNov 10Dec 2Jan 5
24°FNov 24Dec 28Jan 28

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.

Peason Ridge Range: growing season by temperature
Temperature9 in 10 years at least5 in 10 years at least1 in 10 years at least
36°F205 days230 days256 days
32°F230 days258 days287 days
28°F256 days288 days327 days
24°F288 days329 days365 days

Chance of a freeze in any year

Peason Ridge Range: probability of at least one day at or below each temperature
TemperatureChance per year
36°F100%
32°F100%
28°F100%
24°F88%

ZIP codes whose closest station is this one

ZIP codes near Peason Ridge Range with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
714689a20 to 25°F16 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 USW00003949, at 31.4000, -93.2833, elevation 111 m (365 ft).
  • Data quality: Representative (10+ years), 13 years of freeze data.
  • Average days per year at or below 32°F: 29.
  • 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 Louisiana stations · How frost dates are calculated