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North Bellport, NY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for North Bellport, a community in Suffolk County, New York.

Today
81°F
Mostly Sunny
Mostly sunny, with a high near 81. Northeast wind 3 to 7 mph.

7-day forecast for North Bellport

WhenTempForecastWindPrecip
Today 81°F Mostly Sunny 3 to 7 mph NE 0%
Tonight 65°F Mostly Cloudy 5 mph E 9%
Wednesday 81°F Partly Sunny 2 to 8 mph E 14%
Wednesday Night 72°F Mostly Cloudy then Slight Chance Rain Showers 7 mph S 21%
Thursday 84°F Mostly Sunny 5 to 13 mph SW 10%
Thursday Night 74°F Slight Chance Showers And Thunderstorms then Mostly Clear 6 to 13 mph SW 16%
Friday 86°F Sunny 6 to 12 mph SW 11%
Friday Night 73°F Chance Showers And Thunderstorms 5 to 10 mph SW 28%
Saturday 85°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph SW 16%
Saturday Night 72°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 5 to 9 mph SW 25%
Sunday 85°F Mostly Sunny 5 to 10 mph SW 14%
Sunday Night 73°F Mostly Clear 5 to 9 mph SW 10%
Monday 86°F Sunny 5 to 12 mph SW 8%
Monday Night 72°F Slight Chance Rain Showers 5 to 10 mph W 18%

Forecast source: National Weather Service (api.weather.gov) for North Bellport (40.787, -72.946). Updated through the day.

Growing snapshot for North Bellport

Last spring frost
Apr 18
First fall frost
Oct 28
Growing season
193 days
Hardiness zone
7a

More local growing data for North Bellport: nearby ZIP 11713 weather · frost dates · planting calendar · New York frost dates

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Climate data from the nearest NOAA station, Shirley Brookhaven Ap, Ny (4.9 mi from North Bellport). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.