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Arrowhead Lake, NJ Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Arrowhead Lake, a community in Cumberland County, New Jersey.

Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. East wind around 5 mph.

7-day forecast for Arrowhead Lake

WhenTempForecastWindPrecip
Today 85°F Mostly Sunny 5 mph E 0%
Tonight 68°F Mostly Cloudy then Slight Chance Rain Showers 0 to 5 mph E 18%
Wednesday 84°F Showers And Thunderstorms Likely 0 to 10 mph SE 69%
Wednesday Night 73°F Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms 5 to 10 mph S 63%
Thursday 89°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph SW 19%
Thursday Night 75°F Slight Chance Showers And Thunderstorms 5 to 10 mph SW 19%
Friday 89°F Mostly Sunny then Chance Showers And Thunderstorms 5 to 10 mph SW 26%
Friday Night 73°F Chance Showers And Thunderstorms 5 mph SW 42%
Saturday 88°F Mostly Sunny then Chance Showers And Thunderstorms 5 to 10 mph SW 35%
Saturday Night 72°F Chance Showers And Thunderstorms 5 mph SW 35%
Sunday 88°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 mph W 20%
Sunday Night 73°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph SW 20%
Monday 90°F Sunny 5 to 10 mph W 8%
Monday Night 73°F Partly Cloudy 5 mph W 12%

Forecast source: National Weather Service (api.weather.gov) for Arrowhead Lake (39.475, -75.318). Updated through the day.

Growing snapshot for Arrowhead Lake

Last spring frost
Apr 10
First fall frost
Nov 1
Growing season
205 days
Hardiness zone
7b

More local growing data for Arrowhead Lake: nearby ZIP 08353 weather · frost dates · planting calendar · New Jersey frost dates

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Climate data from the nearest NOAA station, Seabrook Farms, Nj (4.2 mi from Arrowhead Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.