Towanda, PA 16945 Frost Dates
When can you plant in Towanda, PA?
Typically, the last spring freeze lands around 05/02, roughly 247 days out. The first fall frost typically arrives around 10/15, about 165 frost-free days later.
Towanda sits in USDA Zone 6a (-10 to -5°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.
What to do before the first frost
About 7 weeks of growing season left in Towanda before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Towanda's last frost
05/02 is the middle of 30 years of NOAA records, not a promise. Plant by 04/20 and you're betting against frost in roughly 9 years out of 10. 05/16 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Towanda compares
Towanda's growing season runs about 165 days, ranking 30,586 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,538 of 2,088.
Learn more
local microclimates covers what one yard in Towanda can differ from the 16945 normal. zone vs. frost date covers why Zone 6a and Towanda's frost date answer different questions.