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Shelton, CT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Shelton, a city in Fairfield County, Connecticut.

This Afternoon
78°F
Sunny
Sunny. High near 78, with temperatures falling to around 75 in the afternoon. North wind around 9 mph.

7-day forecast for Shelton

WhenTempForecastWindPrecip
This Afternoon 78°F Sunny 9 mph N 0%
Tonight 53°F Partly Cloudy 6 to 10 mph N 0%
Saturday 68°F Mostly Sunny 6 to 10 mph E 0%
Saturday Night 55°F Mostly Cloudy 3 to 7 mph SE 4%
Sunday 66°F Showers And Thunderstorms 7 to 12 mph SE 89%
Sunday Night 56°F Showers And Thunderstorms 2 to 14 mph SE 89%
Monday 66°F Chance Rain Showers 10 to 14 mph NE 42%
Monday Night 51°F Slight Chance Rain Showers 7 to 14 mph NE 23%
Tuesday 62°F Chance Rain Showers 15 mph NE 25%
Tuesday Night 49°F Slight Chance Rain Showers then Mostly Cloudy 13 to 16 mph NE 17%
Wednesday 62°F Partly Sunny then Slight Chance Rain Showers 17 mph NE 15%
Wednesday Night 49°F Chance Rain Showers 17 mph NE 26%
Thursday 62°F Chance Rain Showers 15 to 18 mph NE 32%
Thursday Night 50°F Chance Rain Showers 13 to 17 mph NE 36%

Forecast source: National Weather Service (api.weather.gov) for Shelton (41.305, -73.139). Updated through the day.

Growing snapshot for Shelton

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

More local growing data for Shelton: nearby ZIP 06484 weather · frost dates · planting calendar · Connecticut frost dates

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Climate data from the nearest NOAA station, Ansonia 1 Ne, Ct (3.9 mi from Shelton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.