Newburg, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newburg, a borough in Cumberland County, Pennsylvania.
Today
75°F
Patchy Fog then Mostly Sunny
Patchy fog before 8am. Mostly sunny, with a high near 75. South wind 0 to 8 mph.
7-day forecast for Newburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Patchy Fog then Mostly Sunny | 0 to 8 mph S | 1% |
| Tonight | 60°F | Light Rain | 3 to 7 mph S | 90% |
| Thursday | 75°F | Light Rain Likely | 2 to 7 mph SW | 73% |
| Thursday Night | 53°F | Chance Light Rain then Mostly Cloudy | 2 mph SW | 29% |
| Friday | 69°F | Slight Chance Light Rain | 1 mph NW | 17% |
| Friday Night | 45°F | Partly Cloudy | 2 mph NW | 11% |
| Saturday | 59°F | Mostly Sunny | 2 to 8 mph W | 13% |
| Saturday Night | 37°F | Partly Cloudy | 7 mph W | 13% |
| Sunday | 59°F | Mostly Sunny | 7 mph NW | 4% |
| Sunday Night | 35°F | Partly Cloudy | 6 mph W | 5% |
| Monday | 59°F | Mostly Sunny | 5 to 9 mph W | 5% |
| Monday Night | 34°F | Mostly Clear | 5 mph W | 3% |
| Tuesday | 63°F | Sunny | 3 to 8 mph W | 1% |
| Tuesday Night | 35°F | Mostly Clear | 5 mph W | 0% |
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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Idaville
Lemoyne
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Marysville
Mechanicsburg
Messiah College
Mount Holly Springs
New Kingstown
Newville
Plainfield
Schlusser
Shippensburg
Shippensburg University
Shiremanstown
Climate data from the nearest NOAA station, Shippensburg, Pa (7 mi from Newburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.