FrostDateCheck

Telford, PA 18918 Frost Dates

Frost dates for Telford, PA, ZIP 18918

Zone 7a

Typically, the last spring freeze lands around 04/26, roughly 241 days out. The first fall frost typically arrives around 10/17, about 175 frost-free days later.

Telford sits in USDA Zone 7a (0 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

Zone 7a around Telford has about 7 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.

The actual range around Telford's last frost

04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/12 and you're betting against frost in roughly 9 years out of 10. 05/12 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Telford compares

At roughly 175 frost-free days, Telford places 26,884 of 40,283 ZIP codes in this dataset. Within PA, it ranks 1,134 of 2,088.

Learn more

the frost range explains how to read the range around Telford's dates instead of trusting one, and local microclimates explains what one yard in Telford can differ from the 18918 normal.