Hebron, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Hebron, a community in Lebanon County, Pennsylvania.

Overnight

51°F

Mostly Clear

Mostly clear, with a low around 51. Northeast wind around 6 mph.

7-day forecast for Hebron

When	Temp	Forecast	Wind	Precip
Overnight	51°F	Mostly Clear	6 mph NE	0%
Saturday	75°F	Mostly Sunny	7 mph E	2%
Saturday Night	61°F	Mostly Cloudy then Chance Rain Showers	7 to 10 mph SE	34%
Sunday	75°F	Rain Showers	12 mph S	95%
Sunday Night	60°F	Showers And Thunderstorms	7 to 10 mph NW	95%
Monday	71°F	Chance Rain Showers	10 mph NE	36%
Monday Night	54°F	Chance Rain Showers	10 to 15 mph NE	38%
Tuesday	63°F	Chance Rain Showers	16 mph NE	49%
Tuesday Night	50°F	Chance Rain Showers	16 mph NE	49%
Wednesday	62°F	Chance Rain Showers	16 mph NE	43%
Wednesday Night	50°F	Chance Showers And Thunderstorms	16 mph NE	44%
Thursday	64°F	Chance Showers And Thunderstorms	13 to 16 mph NE	43%
Thursday Night	51°F	Chance Showers And Thunderstorms	7 to 13 mph NE	38%
Friday	68°F	Chance Rain Showers then Partly Sunny	9 to 13 mph N	27%

Forecast source: National Weather Service (api.weather.gov) for Hebron (40.339, -76.400). Updated through the day.

Growing snapshot for Hebron

Last spring frost

Apr 20

First fall frost

Oct 25

Growing season

185 days

Hardiness zone

More local growing data for Hebron: nearby ZIP 17042 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

Annville Avon Campbelltown Cleona Cornwall Fort Indiantown Gap Fredericksburg Jonestown Lebanon Lebanon South Mount Gretna Mount Gretna Heights Myerstown Palmyra Pleasant Hill Quentin Sand Hill Schaefferstown Timber Hills West Myerstown

All Pennsylvania locations ›

Climate data from the nearest NOAA station, Lebanon 2 W, Pa (3.5 mi from Hebron). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.