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Farmingville, NY Weather & Growing Conditions

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

Overnight
65°F
Partly Cloudy
Partly cloudy, with a low around 65. North wind around 5 mph.

7-day forecast for Farmingville

WhenTempForecastWindPrecip
Overnight 65°F Partly Cloudy 5 mph N 0%
Tuesday 82°F Mostly Sunny 2 to 6 mph NE 0%
Tuesday Night 65°F Mostly Cloudy 5 mph E 7%
Wednesday 82°F Partly Sunny 2 to 7 mph E 13%
Wednesday Night 71°F Mostly Cloudy then Slight Chance Rain Showers 7 mph S 21%
Thursday 86°F Mostly Sunny 5 to 12 mph SW 11%
Thursday Night 73°F Slight Chance Showers And Thunderstorms then Mostly Clear 6 to 12 mph SW 18%
Friday 88°F Mostly Sunny then Slight Chance Showers And Thunderstorms 6 to 10 mph SW 16%
Friday Night 72°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 5 to 9 mph SW 30%
Saturday 86°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 9 mph SW 21%
Saturday Night 71°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 5 to 8 mph SW 26%
Sunday 87°F Mostly Sunny 5 to 9 mph SW 14%
Sunday Night 72°F Mostly Clear 5 to 8 mph SW 10%
Monday 88°F Sunny 5 to 10 mph SW 8%

Forecast source: National Weather Service (api.weather.gov) for Farmingville (40.839, -73.040). Updated through the day.

Growing snapshot for Farmingville

Last spring frost
Apr 10
First fall frost
Nov 2
Growing season
207 days
Hardiness zone
7b

More local growing data for Farmingville: nearby ZIP 11738 weather · frost dates · planting calendar · New York frost dates

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Climate data from the nearest NOAA station, Islip Li Macarthur Ap, Ny (4.5 mi from Farmingville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.