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S.N.P.J., PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for S.N.P.J., a borough in Lawrence County, Pennsylvania.

Overnight
56°F
Partly Cloudy
Partly cloudy, with a low around 56. Northeast wind around 3 mph.

7-day forecast for S.N.P.J.

WhenTempForecastWindPrecip
Overnight 56°F Partly Cloudy 3 mph NE 1%
Saturday 76°F Mostly Cloudy 5 mph E 6%
Saturday Night 62°F Slight Chance Showers And Thunderstorms then Showers And Thunderstorms 2 to 6 mph SE 75%
Sunday 75°F Showers And Thunderstorms 8 mph SW 92%
Sunday Night 52°F Chance Rain Showers then Mostly Cloudy 9 mph N 44%
Monday 66°F Mostly Cloudy then Chance Rain Showers 9 mph NE 26%
Monday Night 51°F Chance Rain Showers 8 to 12 mph NE 53%
Tuesday 62°F Chance Rain Showers 14 mph E 53%
Tuesday Night 50°F Rain Showers Likely 16 mph E 61%
Wednesday 62°F Rain Showers Likely 15 mph E 61%
Wednesday Night 50°F Showers And Thunderstorms Likely 10 to 14 mph E 63%
Thursday 65°F Rain Showers Likely 10 mph E 62%
Thursday Night 49°F Slight Chance Rain Showers 5 to 8 mph E 20%
Friday 68°F Slight Chance Rain Showers 7 mph NE 16%

Forecast source: National Weather Service (api.weather.gov) for S.N.P.J. (40.929, -80.496). Updated through the day.

Growing snapshot for S.N.P.J.

Last spring frost
Apr 30
First fall frost
Oct 23
Growing season
175 days
Hardiness zone
6a

More local growing data for S.N.P.J.: nearby ZIP 16112 weather · frost dates · planting calendar · Pennsylvania frost dates

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Climate data from the nearest NOAA station, New Castle 1 N, Pa (8.2 mi from S.N.P.J.). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.