New Wilmington, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Wilmington, a borough in Lawrence County, Pennsylvania.
Today
76°F
Partly Sunny
Partly sunny, with a high near 76. Southeast wind around 6 mph.
7-day forecast for New Wilmington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Partly Sunny | 6 mph SE | 13% |
| Tonight | 61°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph SE | 78% |
| Sunday | 75°F | Showers And Thunderstorms | 5 to 9 mph SW | 89% |
| Sunday Night | 51°F | Chance Rain Showers then Mostly Cloudy | 7 to 10 mph N | 52% |
| Monday | 68°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph NE | 18% |
| Monday Night | 49°F | Chance Rain Showers | 8 to 12 mph NE | 49% |
| Tuesday | 63°F | Chance Rain Showers | 15 mph E | 50% |
| Tuesday Night | 48°F | Rain Showers Likely | 16 mph E | 57% |
| Wednesday | 63°F | Rain Showers Likely | 14 to 17 mph E | 57% |
| Wednesday Night | 49°F | Showers And Thunderstorms Likely | 12 to 15 mph E | 63% |
| Thursday | 66°F | Rain Showers Likely | 12 mph E | 61% |
| Thursday Night | 48°F | Slight Chance Rain Showers | 5 to 8 mph E | 19% |
| Friday | 70°F | Slight Chance Rain Showers | 8 mph NE | 16% |
| Friday Night | 48°F | Partly Cloudy | 3 to 7 mph NE | 13% |
Forecast source: National Weather Service (api.weather.gov) for New Wilmington (41.118, -80.332). Updated through the day.
Growing snapshot for New Wilmington
Last spring frost
Apr 30
First fall frost
Oct 23
Growing season
175 days
More local growing data for New Wilmington: nearby ZIP 16172 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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New Castle Northwest
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Climate data from the nearest NOAA station, New Castle 1 N, Pa (7.1 mi from New Wilmington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.