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East Moriches, NY Weather & Growing Conditions

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

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

7-day forecast for East Moriches

WhenTempForecastWindPrecip
Today 81°F Mostly Sunny 3 to 7 mph E 0%
Tonight 65°F Mostly Cloudy 2 to 6 mph E 12%
Wednesday 80°F Partly Sunny 2 to 8 mph E 10%
Wednesday Night 72°F Mostly Cloudy then Slight Chance Rain Showers 7 mph S 19%
Thursday 83°F Mostly Sunny 6 to 13 mph SW 10%
Thursday Night 74°F Slight Chance Showers And Thunderstorms then Mostly Clear 7 to 12 mph SW 15%
Friday 85°F Sunny 7 to 12 mph SW 9%
Friday Night 73°F Slight Chance Showers And Thunderstorms 6 to 10 mph SW 24%
Saturday 84°F Mostly Sunny 6 to 12 mph SW 14%
Saturday Night 72°F Slight Chance Showers And Thunderstorms 5 to 9 mph SW 23%
Sunday 84°F Mostly Sunny 5 to 10 mph SW 14%
Sunday Night 73°F Mostly Clear 5 to 9 mph SW 9%
Monday 85°F Sunny 5 to 13 mph SW 7%
Monday Night 72°F Slight Chance Rain Showers 6 to 10 mph W 16%

Forecast source: National Weather Service (api.weather.gov) for East Moriches (40.809, -72.757). Updated through the day.

Growing snapshot for East Moriches

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

More local growing data for East Moriches: nearby ZIP 11940 weather · frost dates · planting calendar · New York frost dates

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Climate data from the nearest NOAA station, Shirley Brookhaven Ap, Ny (5.9 mi from East Moriches). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.