Leesport, PA 19533 Frost Dates
Frost dates for Leesport, PA, ZIP 19533
The last spring frost here typically falls around 04/10, about 225 days from today. The first fall frost typically arrives around 10/31, about 202 frost-free days later.
Zone 7a (0 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 Leesport, not a forecast for this year.
What to do before the first frost
Zone 7a around Leesport has about 9 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.
Why 04/10 isn't a guarantee
04/10 is the middle of 30 years of NOAA records, not a promise. Plant by 03/29 and you're betting against frost in roughly 9 years out of 10. 04/26 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Leesport compares
At roughly 202 frost-free days, Leesport places 17,267 of 40,283 ZIP codes in this dataset. Within PA, it ranks 227 of 2,088.
Learn more
local microclimates explains what one yard in Leesport can differ from the 19533 normal, and zone vs. frost date explains why Zone 7a and Leesport's frost date answer different questions.