Coudersport, PA 16746 Frost Dates
16746, near Coudersport, PA: the frost window
Typically, the last spring freeze lands around 05/14, roughly 259 days out. Fall's first freeze usually shows up around 10/04, roughly 143 days after the last spring frost.
Coudersport sits in USDA Zone 5b (-15 to -10°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
Coudersport's growing season runs out in roughly 5 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
05/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/30 and only about 1 year in 10 sees frost after that.
Coudersport against the rest of the dataset
At roughly 143 frost-free days, Coudersport places 36,547 of 40,283 ZIP codes in this dataset. Within PA, it ranks 1,930 of 2,088.
Learn more
Two guides worth reading on 16746: the frost range, on how to read the range around Coudersport's dates instead of trusting one, and local microclimates, on what one yard in Coudersport can differ from the 16746 normal.