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Missouri · NOAA station USC00237645

Frost dates for Seligman, MO

At Seligman, the median last spring frost (32°F) is Apr 18 and the median first fall frost is Oct 22, for a typical growing season of 185 days. For a 90% chance that the last frost has passed, wait until May 3. Nearby ZIP codes are in USDA hardiness zone 7a.

  • Apr 18Last spring frost (median)50% chance of 32°F after this date
  • May 3Safer planting date10% chance of 32°F after this date
  • Oct 22First fall frost (median)50% chance of 32°F by this date
  • 185 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.

Seligman: last spring freeze by temperature
Temperature90% chance later50% chance later10% chance later
36°FApr 13Apr 30May 12
32°FApr 1Apr 18May 3
28°FMar 19Apr 6Apr 23
24°FMar 4Mar 26Apr 12

First fall frost dates

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

Seligman: first fall freeze by temperature
Temperature10% chance by50% chance by90% chance by
36°FSep 26Oct 10Oct 25
32°FOct 7Oct 22Nov 3
28°FOct 18Nov 1Nov 14
24°FOct 27Nov 9Nov 27

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.

Seligman: growing season by temperature
Temperature9 in 10 years at least5 in 10 years at least1 in 10 years at least
36°F147 days166 days185 days
32°F165 days185 days208 days
28°F186 days207 days229 days
24°F205 days228 days256 days

Chance of a freeze in any year

Seligman: 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 Seligman with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
657457a0 to 5°F5 km
727327a0 to 5°F12 km
656417a0 to 5°F15 km
726317a0 to 5°F20 km
726327a0 to 5°F25 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 USC00237645, at 36.5419, -93.9367, elevation 466 m (1,530 ft).
  • Data quality: Representative (10+ years), 12 years of freeze data.
  • Average days per year at or below 32°F: 110.
  • 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 Missouri stations · How frost dates are calculated