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Boonton, NJ Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Boonton, a town in Morris County, New Jersey.

Tonight
57°F
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 4am. Mostly cloudy, with a low around 57. East wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Boonton

WhenTempForecastWindPrecip
Tonight 57°F Mostly Cloudy then Slight Chance Rain Showers 0 to 5 mph E 23%
Sunday 70°F Rain Showers 5 mph SE 95%
Sunday Night 55°F Showers And Thunderstorms then Mostly Cloudy 0 to 10 mph NW 83%
Monday 68°F Partly Sunny then Slight Chance Rain Showers 5 to 10 mph NE 20%
Monday Night 51°F Chance Rain Showers 5 mph NE 30%
Tuesday 63°F Chance Rain Showers 5 to 10 mph NE 30%
Tuesday Night 49°F Chance Rain Showers then Mostly Cloudy 5 to 10 mph NE 28%
Wednesday 63°F Mostly Cloudy then Slight Chance Rain Showers 10 to 15 mph NE 17%
Wednesday Night 49°F Slight Chance Rain Showers 10 mph NE 20%
Thursday 62°F Chance Rain Showers 10 to 15 mph NE 27%
Thursday Night 49°F Chance Rain Showers 10 to 15 mph NE 34%
Friday 64°F Chance Rain Showers 10 to 15 mph N 34%
Friday Night 51°F Chance Rain Showers 10 mph N 34%
Saturday 68°F Chance Rain Showers 10 mph N 31%

Forecast source: National Weather Service (api.weather.gov) for Boonton (40.904, -74.406). Updated through the day.

Growing snapshot for Boonton

Last spring frost
Apr 17
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
6b

More local growing data for Boonton: nearby ZIP 07005 weather · frost dates · planting calendar · New Jersey frost dates

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Climate data from the nearest NOAA station, Boonton 1 Se, Nj (2.8 mi from Boonton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.