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Sandy Hook, CT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Sandy Hook, a community in Fairfield County, Connecticut.

Tonight
51°F
Mostly Cloudy
Mostly cloudy. Low around 51, with temperatures rising to around 53 overnight. Southeast wind around 3 mph.

7-day forecast for Sandy Hook

WhenTempForecastWindPrecip
Tonight 51°F Mostly Cloudy 3 mph SE 2%
Sunday 66°F Rain Showers then Rain 3 to 9 mph SE 97%
Sunday Night 52°F Rain then Rain Showers 3 to 12 mph E 90%
Monday 67°F Partly Sunny 8 to 12 mph NE 11%
Monday Night 47°F Mostly Cloudy then Slight Chance Rain Showers 5 to 9 mph NE 21%
Tuesday 63°F Slight Chance Rain Showers 10 mph NE 22%
Tuesday Night 46°F Mostly Cloudy 7 to 13 mph NE 7%
Wednesday 64°F Partly Sunny 12 to 16 mph NE 5%
Wednesday Night 46°F Slight Chance Rain Showers 12 to 16 mph NE 19%
Thursday 63°F Chance Rain Showers 13 to 16 mph NE 27%
Thursday Night 46°F Chance Rain Showers 14 to 18 mph NE 37%
Friday 63°F Chance Rain Showers 14 to 18 mph N 39%
Friday Night 48°F Chance Rain Showers 17 mph N 39%
Saturday 66°F Chance Rain Showers 13 to 17 mph N 27%

Forecast source: National Weather Service (api.weather.gov) for Sandy Hook (41.409, -73.243). Updated through the day.

Growing snapshot for Sandy Hook

Last spring frost
Apr 25
First fall frost
Oct 17
Growing season
175 days
Hardiness zone
6b

More local growing data for Sandy Hook: nearby ZIP 06482 weather · frost dates · planting calendar · Connecticut frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Ansonia 1 Ne, Ct (8.8 mi from Sandy Hook). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.