Harleigh, PA Weather & Growing Conditions

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

Overnight

50°F

Mostly Clear

Mostly clear, with a low around 50. South wind around 3 mph.

7-day forecast for Harleigh

When	Temp	Forecast	Wind	Precip
Overnight	50°F	Mostly Clear	3 mph S	1%
Wednesday	69°F	Mostly Sunny	3 to 7 mph S	1%
Wednesday Night	57°F	Mostly Cloudy then Chance Light Rain	5 to 8 mph S	34%
Thursday	66°F	Light Rain	3 to 8 mph S	97%
Thursday Night	54°F	Chance Light Rain	0 to 3 mph SW	46%
Friday	65°F	Chance Light Rain	1 mph NW	28%
Friday Night	44°F	Chance Light Rain then Partly Cloudy	2 mph NW	26%
Saturday	57°F	Partly Sunny then Chance Light Rain	2 to 6 mph W	27%
Saturday Night	38°F	Chance Light Rain	7 mph W	27%
Sunday	54°F	Slight Chance Light Rain then Mostly Sunny	7 mph NW	15%
Sunday Night	34°F	Partly Cloudy	6 mph W	5%
Monday	54°F	Mostly Sunny	6 to 9 mph W	9%
Monday Night	33°F	Mostly Clear	6 mph W	7%
Tuesday	56°F	Mostly Sunny	5 to 8 mph W	5%

Forecast source: National Weather Service (api.weather.gov) for Harleigh (40.986, -75.970). Updated through the day.

Growing snapshot for Harleigh

Last spring frost

Apr 30

First fall frost

Oct 22

Growing season

175 days

More local growing data for Harleigh: nearby ZIP 18225 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

Ashley Avoca Bear Creek Village Beech Mountain Lakes Browntown Chase Conyngham Courtdale Dallas Dupont Duryea East Side Edwardsville Exeter Forty Fort Freeland Georgetown Glen Lyon Harveys Lake Hazleton Hickory Hills Hilldale Hudson Hughestown Inkerman Jeddo Kingston Laflin Larksville Lattimer

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Climate data from the nearest NOAA station, Mahanoy City 2 N, Pa (13.6 mi from Harleigh). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.