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Oklahoma · NOAA station USC00342318

Frost dates for Cushing, OK

At Cushing, the median last spring frost (32°F) is Apr 1 and the median first fall frost is Nov 5, for a typical growing season of 217 days. For a 90% chance that the last frost has passed, wait until Apr 17. Nearby ZIP codes are in USDA hardiness zones 7a to 7b.

  • Apr 1Last spring frost (median)50% chance of 32°F after this date
  • Apr 17Safer planting date10% chance of 32°F after this date
  • Nov 5First fall frost (median)50% chance of 32°F by this date
  • 217 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.

Cushing: last spring freeze by temperature
Temperature90% chance later50% chance later10% chance later
36°FMar 28Apr 11Apr 30
32°FMar 13Apr 1Apr 17
28°FMar 2Mar 20Apr 6
24°FFeb 18Mar 7Mar 27

First fall frost dates

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

Cushing: first fall freeze by temperature
Temperature10% chance by50% chance by90% chance by
36°FOct 11Oct 26Nov 9
32°FOct 20Nov 5Nov 19
28°FOct 30Nov 14Nov 30
24°FNov 5Nov 24Dec 10

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.

Cushing: growing season by temperature
Temperature9 in 10 years at least5 in 10 years at least1 in 10 years at least
36°F174 days196 days216 days
32°F195 days217 days240 days
28°F213 days238 days262 days
24°F233 days261 days286 days

Chance of a freeze in any year

Cushing: 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 Cushing with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
740237b5 to 10°F3 km
740627a0 to 5°F13 km
748247b5 to 10°F13 km
740857a0 to 5°F15 km
740307b5 to 10°F19 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 USC00342318, at 35.9803, -96.7758, elevation 290 m (950 ft).
  • Data quality: Representative (10+ years), 21 years of freeze data.
  • Average days per year at or below 32°F: 76.
  • 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