Glassboro, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glassboro, a borough in Gloucester County, New Jersey.
Tonight
63°F
Mostly Cloudy
Mostly cloudy, with a low around 63. Southeast wind around 5 mph.
7-day forecast for Glassboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Mostly Cloudy | 5 mph SE | 6% |
| Sunday | 78°F | Chance Rain Showers | 5 to 10 mph S | 45% |
| Sunday Night | 62°F | Showers And Thunderstorms Likely | 5 mph W | 67% |
| Monday | 70°F | Chance Rain Showers | 5 to 10 mph NE | 35% |
| Monday Night | 57°F | Chance Rain Showers | 5 to 10 mph NE | 35% |
| Tuesday | 66°F | Chance Rain Showers | 10 mph NE | 38% |
| Tuesday Night | 55°F | Chance Rain Showers | 10 mph NE | 36% |
| Wednesday | 65°F | Chance Rain Showers | 10 to 15 mph NE | 27% |
| Wednesday Night | 55°F | Chance Rain Showers | 10 to 15 mph NE | 25% |
| Thursday | 63°F | Chance Rain Showers | 10 to 15 mph NE | 29% |
| Thursday Night | 53°F | Chance Rain Showers | 10 mph NE | 34% |
| Friday | 66°F | Chance Rain Showers | 10 mph N | 33% |
| Friday Night | 53°F | Chance Rain Showers | 5 to 10 mph N | 33% |
| Saturday | 70°F | Chance Rain Showers | 5 to 10 mph N | 26% |
Forecast source: National Weather Service (api.weather.gov) for Glassboro (39.700, -75.111). Updated through the day.
Growing snapshot for Glassboro
Last spring frost
Apr 8
First fall frost
Nov 1
Growing season
205 days
Hardiness zone
7b
More local growing data for Glassboro: nearby ZIP 08028 weather · frost dates · planting calendar · New Jersey frost dates
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Climate data from the nearest NOAA station, Glassboro 2 Ne, Nj (3.4 mi from Glassboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.