Frost dates in Northampton County, Pennsylvania

Waterfall plunging over a rock ledge in the forest at Ricketts Glen State Park, Pennsylvania — Photo: Jason, CC BY 2.0, via Wikimedia Commons

The average last spring frost in Northampton County falls Apr 18 to Apr 30 and the average first fall frost Oct 18 to Oct 25, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6b to 7a. Places: Bangor, Bath, Bethlehem, Cherryville, Chestnut Hill, Eastlawn Gardens. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.

ZIP	Place	Last spring frost	First fall frost	Zone
18013	Bangor	Apr 30	Oct 18	7a
18014	Bath	Apr 20	Oct 24	6b
18015	Bethlehem	Apr 21	Oct 22	7a
18017	Bethlehem	Apr 20	Oct 24	7a
18020	Middletown	Apr 20	Oct 24	7a
18035	Cherryville	Apr 20	Oct 24	6b
18038		Apr 20	Oct 24	6b
18040	Chestnut Hill	Apr 18	Oct 25	7a
18042	Easton	Apr 18	Oct 25	7a
18045	Palmer Heights	Apr 18	Oct 25	7a
18055	Hellertown	Apr 21	Oct 22	7a
18063	Martins Creek	Apr 30	Oct 18	7a
18064	Eastlawn Gardens	Apr 18	Oct 25	7a
18067	Northampton	Apr 20	Oct 24	7a
18072	Pen Argyl	Apr 30	Oct 18	6b
18083	Stockertown	Apr 18	Oct 25	7a
18085	Tatamy	Apr 18	Oct 25	7a
18086		Apr 20	Oct 24	6b
18088	Cherryville	Apr 20	Oct 24	6b
18091	Wind Gap	Apr 18	Oct 25	6b
18343		Apr 30	Oct 18	6b
18351	Portland	Apr 30	Oct 18	6b

Nearby counties

Lehigh County Monroe County Carbon County Bucks County Berks County Montgomery County

All Pennsylvania counties · Download Pennsylvania frost dates (CSV)

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