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Simsbury Center, CT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Simsbury Center, a community in Hartford County, Connecticut.

Today
83°F
Sunny
Sunny, with a high near 83. West wind 0 to 3 mph.

7-day forecast for Simsbury Center

WhenTempForecastWindPrecip
Today 83°F Sunny 0 to 3 mph W 0%
Tonight 60°F Partly Cloudy 2 mph W 1%
Wednesday 82°F Partly Sunny 0 to 5 mph SW 2%
Wednesday Night 66°F Partly Cloudy then Slight Chance Rain Showers 0 to 5 mph S 15%
Thursday 86°F Chance Showers And Thunderstorms 0 to 8 mph SW 42%
Thursday Night 70°F Chance Showers And Thunderstorms 2 to 7 mph SW 54%
Friday 87°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 7 mph SW 34%
Friday Night 69°F Chance Showers And Thunderstorms 1 to 5 mph W 46%
Saturday 85°F Partly Sunny then Chance Rain Showers 1 to 6 mph W 31%
Saturday Night 68°F Chance Showers And Thunderstorms then Mostly Cloudy 3 mph SW 40%
Sunday 86°F Mostly Sunny then Slight Chance Rain Showers 1 to 6 mph W 16%
Sunday Night 68°F Slight Chance Rain Showers then Partly Cloudy 1 to 5 mph SW 20%
Monday 87°F Sunny 1 to 9 mph W 11%
Monday Night 67°F Mostly Clear 7 mph W 13%

Forecast source: National Weather Service (api.weather.gov) for Simsbury Center (41.881, -72.807). Updated through the day.

Growing snapshot for Simsbury Center

Last spring frost
Apr 21
First fall frost
Oct 16
Growing season
177 days
Hardiness zone
6b

More local growing data for Simsbury Center: nearby ZIP 06070 weather · frost dates · planting calendar · Connecticut frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Hartford Bradley Intl Ap, Ct (8.1 mi from Simsbury Center). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.