Port Matilda, PA 16877 Frost Dates
When can you plant in Port Matilda, PA?
Typically, the last spring freeze lands around 04/20, roughly 235 days out. The first fall frost typically arrives around 10/26, about 187 frost-free days later.
The USDA Plant Hardiness Zone Map puts Port Matilda in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 8 weeks of growing season left in Port Matilda before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/20 is the middle of 30 years of NOAA records, not a promise. Plant by 04/07 and you're betting against frost in roughly 9 years out of 10. 05/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Port Matilda compares
At roughly 187 frost-free days, Port Matilda places 22,542 of 40,283 ZIP codes in this dataset. Within PA, it ranks 621 of 2,088.
Learn more
local microclimates covers what one yard in Port Matilda can differ from the 16877 normal. zone vs. frost date covers why Zone 6b and Port Matilda's frost date answer different questions.