Halifax, PA 17032 Frost Dates
Halifax, PA: when does the frost end?
Around 04/09 is the usual last spring frost, about 224 days away. Fall's first freeze usually shows up around 11/01, roughly 205 days after the last spring frost.
Zone 6b (-5 to 0°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Halifax, not a forecast for this year.
Stretching the season past the first frost
With roughly 9 weeks until Halifax's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Halifax's last frost
04/09 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/27 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/25 and only about 1 year in 10 sees frost after that.
Halifax against the rest of the dataset
About 205 days separate Halifax's last and first frost, putting it 16,375 of 40,283 ZIP codes nationally. Within PA, it ranks 180 of 2,088.
Learn more
Before leaning on 17032's figures: local microclimates explains what one yard in Halifax can differ from the 17032 normal, while zone vs. frost date explains why Zone 6b and Halifax's frost date answer different questions.