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Old Bethpage, NY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Old Bethpage, a community in Nassau County, New York.

Today
71°F
Patchy Fog then Sunny
Patchy fog before 8am. Sunny. High near 71, with temperatures falling to around 66 in the afternoon. Southwest wind 3 to 12 mph.

7-day forecast for Old Bethpage

WhenTempForecastWindPrecip
Today 71°F Patchy Fog then Sunny 3 to 12 mph SW 3%
Tonight 59°F Partly Cloudy 9 mph S 2%
Thursday 70°F Slight Chance Rain Showers 8 to 13 mph S 24%
Thursday Night 61°F Rain Showers 7 to 10 mph SW 82%
Friday 68°F Showers And Thunderstorms 8 mph SW 91%
Friday Night 55°F Showers And Thunderstorms 7 mph W 91%
Saturday 65°F Rain Showers Likely 9 mph NW 57%
Saturday Night 44°F Slight Chance Rain Showers 9 mph NW 18%
Sunday 60°F Slight Chance Rain Showers then Mostly Sunny 10 mph W 17%
Sunday Night 42°F Partly Cloudy 7 to 10 mph W 14%
Monday 60°F Chance Light Rain 10 to 16 mph NW 25%
Monday Night 42°F Chance Light Rain 12 mph W 25%
Tuesday 60°F Slight Chance Light Rain then Mostly Sunny 13 to 16 mph W 18%
Tuesday Night 42°F Mostly Clear 13 mph W 6%

Forecast source: National Weather Service (api.weather.gov) for Old Bethpage (40.751, -73.458). Updated through the day.

Growing snapshot for Old Bethpage

Last spring frost
Apr 6
First fall frost
Nov 6
Growing season
213 days
Hardiness zone
7b

More local growing data for Old Bethpage: nearby ZIP 11804 weather · frost dates · planting calendar · New York frost dates

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Climate data from the nearest NOAA station, Farmingdale Ap, Ny (2.7 mi from Old Bethpage). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.