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Swedesboro, NJ Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Swedesboro, a borough in Gloucester County, New Jersey.

This Afternoon
77°F
Partly Sunny
Partly sunny, with a high near 77. East wind around 5 mph.

7-day forecast for Swedesboro

WhenTempForecastWindPrecip
This Afternoon 77°F Partly Sunny 5 mph E 1%
Tonight 63°F Mostly Cloudy 5 mph SE 9%
Sunday 79°F Rain Showers Likely 5 to 10 mph S 55%
Sunday Night 63°F Showers And Thunderstorms Likely 5 to 10 mph W 64%
Monday 71°F Mostly Cloudy then Chance Rain Showers 5 to 10 mph NE 33%
Monday Night 58°F Chance Rain Showers 5 to 10 mph NE 33%
Tuesday 67°F Chance Rain Showers 10 mph NE 39%
Tuesday Night 55°F Chance Rain Showers 10 to 15 mph NE 36%
Wednesday 65°F Chance Rain Showers 10 to 15 mph NE 26%
Wednesday Night 56°F Chance Rain Showers 15 mph NE 25%
Thursday 65°F Chance Rain Showers 10 to 15 mph NE 28%
Thursday Night 53°F Chance Rain Showers 10 to 15 mph NE 33%
Friday 67°F Chance Rain Showers 10 to 15 mph N 32%
Friday Night 54°F Chance Rain Showers 5 to 10 mph N 32%

Forecast source: National Weather Service (api.weather.gov) for Swedesboro (39.746, -75.311). Updated through the day.

Growing snapshot for Swedesboro

Last spring frost
Mar 30
First fall frost
Nov 16
Growing season
230 days
Hardiness zone
7b

More local growing data for Swedesboro: nearby ZIP 08085 weather · frost dates · planting calendar · New Jersey frost dates

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Climate data from the nearest NOAA station, Marcus Hook, Pa (7.1 mi from Swedesboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.