Ivyland, PA 18946 Frost Dates
Frost dates for Ivyland, PA, ZIP 18946
The last spring frost here typically falls around 04/13, about 228 days from today. The first fall frost typically arrives around 10/30, about 198 frost-free days later.
The USDA Plant Hardiness Zone Map puts Ivyland in Zone 7a (0 to 5°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
Zone 7a around Ivyland 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.
The actual range around Ivyland's last frost
04/13 is the middle of 30 years of NOAA records, not a promise. Plant by 04/01 and you're betting against frost in roughly 9 years out of 10. 04/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Ivyland compares
At roughly 198 frost-free days, Ivyland places 18,462 of 40,283 ZIP codes in this dataset. Within PA, it ranks 351 of 2,088.
Learn more
local microclimates explains what one yard in Ivyland can differ from the 18946 normal, and zone vs. frost date explains why Zone 7a and Ivyland's frost date answer different questions.