Mount Pocono, PA 18466 Frost Dates
Frost dates for Mount Pocono, PA, ZIP 18466
Around 05/06 is the usual last spring frost, about 251 days away. The first fall frost typically arrives around 10/08, about 154 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 Mount Pocono, not a forecast for this year.
What to do before the first frost
Zone 6a around Mount Pocono 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.
How much risk comes with planting early here
05/06 is the middle of 30 years of NOAA records, not a promise. Plant by 04/21 and you're betting against frost in roughly 9 years out of 10. 05/23 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Mount Pocono compares
Mount Pocono's growing season runs about 154 days, ranking 34,319 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,888 of 2,088.
Learn more
zone vs. frost date explains why Zone 6a and Mount Pocono's frost date answer different questions, and the frost range explains how to read the range around Mount Pocono's dates instead of trusting one.