Marion Heights, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Marion Heights, a borough in Northumberland County, Pennsylvania.
This Afternoon
82°F
Sunny
Sunny, with a high near 82. Northeast wind around 1 mph.
7-day forecast for Marion Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Sunny | 1 mph NE | 0% |
| Tonight | 64°F | Mostly Cloudy | 2 mph SE | 3% |
| Wednesday | 79°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 3 mph SE | 52% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Patchy Fog | 3 mph SE | 52% |
| Thursday | 82°F | Showers And Thunderstorms | 5 mph S | 83% |
| Thursday Night | 70°F | Showers And Thunderstorms | 2 mph S | 83% |
| Friday | 82°F | Showers And Thunderstorms | 3 mph SW | 75% |
| Friday Night | 66°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 mph W | 75% |
| Saturday | 81°F | Showers And Thunderstorms Likely | 0 to 5 mph W | 55% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 2 mph SW | 55% |
| Sunday | 83°F | Mostly Sunny | 0 to 3 mph W | 11% |
| Sunday Night | 67°F | Mostly Clear | 2 mph SW | 11% |
| Monday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 6 mph W | 24% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 5 mph W | 24% |
Forecast source: National Weather Service (api.weather.gov) for Marion Heights (40.804, -76.464). Updated through the day.
Growing snapshot for Marion Heights
Last spring frost
Apr 27
First fall frost
Oct 20
Growing season
172 days
Hardiness zone
6b
More local growing data for Marion Heights: nearby ZIP 17832 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Allenwood
Atlas
Dalmatia
Dewart
Edgewood
Fairview-Ferndale
Klingerstown
Kulpmont
Lewisburg
Linntown
Locust Gap
Marshallton
McEwensville
Montandon
Mount Carmel
Northumberland
Ranshaw
Riverside
Shamokin
Snydertown
Strong
Sunbury
Tharptown (Uniontown)
Trevorton
Turbotville
Watsontown
Climate data from the nearest NOAA station, Bear Gap, Pa (2.5 mi from Marion Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.