FrostDateCheck

Conway, PA 15027 Frost Dates

15027, near Conway, PA: the frost window

Zone 6b

Around 04/28 is the usual last spring frost, about 243 days away. Fall's first freeze usually shows up around 10/18, roughly 172 days after the last spring frost.

The USDA Plant Hardiness Zone Map puts Conway in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.

Stretching the season past the first frost

Conway's growing season runs out in roughly 7 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.

The actual range around Conway's last frost

04/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/15 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/15 and only about 1 year in 10 sees frost after that.

Conway against the rest of the dataset

About 172 days separate Conway's last and first frost, putting it 28,341 of 40,283 ZIP codes nationally. Within PA, it ranks 1,366 of 2,088.

Learn more

Two guides worth reading on 15027: the frost range, on how to read the range around Conway's dates instead of trusting one, and local microclimates, on what one yard in Conway can differ from the 15027 normal.