McConnellsburg, PA 17224 Frost Dates
17224, near McConnellsburg, PA: the frost window
The last spring frost here typically falls around 04/07, about 222 days from today. Fall's first freeze usually shows up around 11/04, roughly 209 days after the last spring frost.
McConnellsburg 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.
Stretching the season past the first frost
McConnellsburg's growing season runs out in roughly 10 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 04/07 isn't a guarantee
04/07 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/25 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/21 and only about 1 year in 10 sees frost after that.
McConnellsburg against the rest of the dataset
At roughly 209 frost-free days, McConnellsburg places 15,319 of 40,283 ZIP codes in this dataset. Within PA, it ranks 96 of 2,088.
Learn more
Two guides worth reading on 17224: zone vs. frost date, on why Zone 7a and McConnellsburg's frost date answer different questions, and the frost range, on how to read the range around McConnellsburg's dates instead of trusting one.