Newburg, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newburg, a borough in Cumberland County, Pennsylvania.
Today
86°F
Mostly Sunny
Mostly sunny, with a high near 86. East wind around 3 mph.
7-day forecast for Newburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Sunny | 3 mph E | 0% |
| Tonight | 68°F | Mostly Cloudy | 0 to 3 mph E | 7% |
| Wednesday | 82°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 3 mph E | 43% |
| Wednesday Night | 70°F | Showers And Thunderstorms Likely | 0 to 3 mph SE | 55% |
| Thursday | 87°F | Patchy Fog then Showers And Thunderstorms Likely | 1 to 5 mph SW | 65% |
| Thursday Night | 71°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 3 mph SW | 65% |
| Friday | 87°F | Partly Sunny then Showers And Thunderstorms Likely | 0 to 3 mph W | 59% |
| Friday Night | 68°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph SW | 59% |
| Saturday | 87°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 51% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 0 to 3 mph W | 51% |
| Sunday | 89°F | Mostly Sunny | 0 to 5 mph W | 14% |
| Sunday Night | 69°F | Partly Cloudy | 3 mph SW | 14% |
| Monday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 7 mph W | 18% |
| Monday Night | 69°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph W | 18% |
Forecast source: National Weather Service (api.weather.gov) for Newburg (40.137, -77.555). Updated through the day.
Growing snapshot for Newburg
Last spring frost
Apr 19
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
7a
More local growing data for Newburg: nearby ZIP 17240 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Shippensburg
Shippensburg University
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Climate data from the nearest NOAA station, Shippensburg, Pa (7 mi from Newburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.