Sandy Lake, PA 16153 Frost Dates
Frost dates for Sandy Lake, PA, ZIP 16153
The last spring frost here typically falls around 05/15, about 260 days from today. The first fall frost typically arrives around 10/03, about 140 frost-free days later.
The USDA Plant Hardiness Zone Map puts Sandy Lake in Zone 6a (-10 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 6a around Sandy Lake has about 5 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 05/15 isn't a guarantee
05/15 is the middle of 30 years of NOAA records, not a promise. Plant by 04/30 and you're betting against frost in roughly 9 years out of 10. 06/01 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Sandy Lake compares
About 140 days separate Sandy Lake's last and first frost, putting it 37,115 of 40,283 ZIP codes nationally. Within PA, it ranks 2,008 of 2,088.
Learn more
the frost range explains how to read the range around Sandy Lake's dates instead of trusting one, and local microclimates explains what one yard in Sandy Lake can differ from the 16153 normal.