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Wantagh, NY Weather & Growing Conditions

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

Overnight
59°F
Mostly Cloudy
Mostly cloudy, with a low around 59. Northeast wind around 10 mph.

7-day forecast for Wantagh

WhenTempForecastWindPrecip
Overnight 59°F Mostly Cloudy 10 mph NE 0%
Saturday 71°F Partly Sunny 12 mph E 0%
Saturday Night 60°F Mostly Cloudy 9 mph SE 2%
Sunday 72°F Rain 8 to 13 mph SE 80%
Sunday Night 59°F Rain 7 to 12 mph E 85%
Monday 70°F Chance Light Rain 10 to 15 mph NE 48%
Monday Night 56°F Slight Chance Light Rain then Slight Chance Rain Showers 8 to 14 mph NE 20%
Tuesday 67°F Chance Rain Showers 14 to 18 mph NE 26%
Tuesday Night 55°F Chance Rain Showers 17 mph NE 26%
Wednesday 68°F Slight Chance Rain Showers 17 to 22 mph NE 23%
Wednesday Night 55°F Chance Rain Showers 21 mph NE 33%
Thursday 67°F Chance Rain Showers 20 to 23 mph NE 33%
Thursday Night 54°F Chance Rain Showers 16 to 20 mph NE 39%
Friday 68°F Chance Rain Showers 18 mph N 37%

Forecast source: National Weather Service (api.weather.gov) for Wantagh (40.668, -73.510). Updated through the day.

Growing snapshot for Wantagh

Last spring frost
Apr 3
First fall frost
Nov 11
Growing season
221 days
Hardiness zone
7b

More local growing data for Wantagh: nearby ZIP 11793 weather · frost dates · planting calendar · New York frost dates

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Climate data from the nearest NOAA station, Wantagh Cedar Creek, Ny (0.6 mi from Wantagh). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.