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Mississippi · NOAA station USC00229400

Frost dates for Water Valley, MS

At Water Valley, the median last spring frost (32°F) is Apr 1 and the median first fall frost is Nov 3, for a typical growing season of 219 days. For a 90% chance that the last frost has passed, wait until Apr 18. Nearby ZIP codes are in USDA hardiness zone 8a.

  • Apr 1Last spring frost (median)50% chance of 32°F after this date
  • Apr 18Safer planting date10% chance of 32°F after this date
  • Nov 3First fall frost (median)50% chance of 32°F by this date
  • 219 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.

Water Valley: last spring freeze by temperature
Temperature90% chance later50% chance later10% chance later
36°FMar 29Apr 13Apr 29
32°FMar 9Apr 1Apr 18
28°FFeb 24Mar 16Apr 4
24°FFeb 7Mar 1Mar 20

First fall frost dates

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

Water Valley: first fall freeze by temperature
Temperature10% chance by50% chance by90% chance by
36°FOct 13Oct 26Nov 7
32°FOct 22Nov 3Nov 20
28°FOct 31Nov 14Dec 4
24°FNov 7Nov 28Dec 25

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.

Water Valley: growing season by temperature
Temperature9 in 10 years at least5 in 10 years at least1 in 10 years at least
36°F175 days195 days217 days
32°F195 days219 days242 days
28°F218 days244 days271 days
24°F243 days272 days303 days

Chance of a freeze in any year

Water Valley: 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 Water Valley with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
389658a10 to 15°F5 km
389498a10 to 15°F19 km
389138a10 to 15°F23 km
389488a10 to 15°F26 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 USC00229400, at 34.1583, -89.6311, elevation 94 m (310 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 Mississippi stations · How frost dates are calculated