Sayre, PA 18840 Frost Dates
Frost dates for Sayre, PA, ZIP 18840
Typically, the last spring freeze lands around 05/06, roughly 251 days out. The first fall frost typically arrives around 10/10, about 157 frost-free days later.
Zone 6a (-10 to -5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Sayre, not a forecast for this year.
What to do before the first frost
Zone 6a around Sayre has about 6 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Sayre's last frost
05/06 is the middle of 30 years of NOAA records, not a promise. Plant by 04/22 and you're betting against frost in roughly 9 years out of 10. 05/22 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Sayre compares
About 157 days separate Sayre's last and first frost, putting it 33,306 of 40,283 ZIP codes nationally. Within PA, it ranks 1,758 of 2,088.
Learn more
the frost range explains how to read the range around Sayre's dates instead of trusting one, and local microclimates explains what one yard in Sayre can differ from the 18840 normal.