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Pennsylvania · NOAA station USC00365470

Frost dates for Matamoras, PA

At Matamoras, the median last spring frost (32°F) is May 2 and the median first fall frost is Oct 12, for a typical growing season of 164 days. For a 90% chance that the last frost has passed, wait until May 17. Nearby ZIP codes are in USDA hardiness zones 6a to 6b.

  • May 2Last spring frost (median)50% chance of 32°F after this date
  • May 17Safer planting date10% chance of 32°F after this date
  • Oct 12First fall frost (median)50% chance of 32°F by this date
  • 164 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.

Matamoras: last spring freeze by temperature
Temperature90% chance later50% chance later10% chance later
36°FApr 30May 14May 28
32°FApr 20May 2May 17
28°FApr 8Apr 20May 4
24°FMar 27Apr 7Apr 21

First fall frost dates

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

Matamoras: first fall freeze by temperature
Temperature10% chance by50% chance by90% chance by
36°FSep 22Oct 3Oct 16
32°FOct 1Oct 12Oct 27
28°FOct 9Oct 23Nov 5
24°FOct 20Nov 3Nov 20

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.

Matamoras: growing season by temperature
Temperature9 in 10 years at least5 in 10 years at least1 in 10 years at least
36°F124 days142 days160 days
32°F144 days164 days181 days
28°F165 days185 days205 days
24°F191 days212 days231 days

Chance of a freeze in any year

Matamoras: 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 Matamoras with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
183366b-5 to 0°F3 km
183406b-5 to 0°F5 km
127806b-5 to 0°F5 km
127706a-10 to -5°F12 km
127376a-10 to -5°F14 km
183376b-5 to 0°F15 km
184586a-10 to -5°F17 km
127196a-10 to -5°F18 km
127436a-10 to -5°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 USC00365470, at 41.3914, -74.7172, elevation 140 m (459 ft).
  • Data quality: Representative (10+ years), 14 years of freeze data.
  • Average days per year at or below 32°F: 151.
  • 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 Pennsylvania stations · How frost dates are calculated