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Oklahoma · NOAA station USC00344298

Frost dates for Hooker, OK

At Hooker, the median last spring frost (32°F) is Apr 16 and the median first fall frost is Oct 25, for a typical growing season of 192 days. For a 90% chance that the last frost has passed, wait until May 1. Nearby ZIP codes are in USDA hardiness zone 6b.

  • Apr 16Last spring frost (median)50% chance of 32°F after this date
  • May 1Safer planting date10% chance of 32°F after this date
  • Oct 25First fall frost (median)50% chance of 32°F by this date
  • 192 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.

Hooker: last spring freeze by temperature
Temperature90% chance later50% chance later10% chance later
36°FApr 11Apr 26May 9
32°FApr 1Apr 16May 1
28°FMar 20Apr 5Apr 22
24°FMar 8Mar 26Apr 12

First fall frost dates

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

Hooker: first fall freeze by temperature
Temperature10% chance by50% chance by90% chance by
36°FOct 2Oct 16Oct 27
32°FOct 13Oct 25Nov 6
28°FOct 21Nov 3Nov 16
24°FOct 28Nov 11Nov 24

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.

Hooker: growing season by temperature
Temperature9 in 10 years at least5 in 10 years at least1 in 10 years at least
36°F153 days173 days190 days
32°F171 days192 days211 days
28°F191 days211 days232 days
24°F207 days231 days254 days

Chance of a freeze in any year

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

ZIP codes whose closest station is this one

ZIP codes near Hooker with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
739456b-5 to 0°F4 km
739016b-5 to 0°F17 km
739446b-5 to 0°F33 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 USC00344298, at 36.8594, -101.2214, elevation 915 m (3,001 ft).
  • Data quality: Representative (10+ years), 20 years of freeze data.
  • Average days per year at or below 32°F: 125.
  • 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 Oklahoma stations · How frost dates are calculated