Harman US

Riverton, CT Weather & Growing Conditions

Today
80°F
Sunny
Sunny, with a high near 80. West wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 80°F Sunny 3 mph W 0%
Tonight 59°F Partly Cloudy 2 mph W 1%
Wednesday 80°F Partly Sunny 5 mph W 2%
Wednesday Night 64°F Slight Chance Rain Showers 3 mph SW 21%
Thursday 83°F Chance Showers And Thunderstorms 3 to 7 mph SW 41%
Thursday Night 67°F Chance Showers And Thunderstorms 6 mph SW 54%
Friday 83°F Partly Sunny then Chance Showers And Thunderstorms 6 mph SW 37%
Friday Night 66°F Chance Showers And Thunderstorms 6 mph W 51%
Saturday 81°F Partly Sunny then Chance Rain Showers 6 mph W 33%
Saturday Night 65°F Chance Showers And Thunderstorms then Mostly Cloudy 5 mph W 42%
Sunday 83°F Mostly Sunny 6 mph W 13%
Sunday Night 66°F Slight Chance Rain Showers then Partly Cloudy 6 mph SW 17%
Monday 83°F Mostly Sunny 5 to 8 mph W 12%
Monday Night 65°F Partly Cloudy 8 mph W 14%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Riverton, CT

Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
168 days
Hardiness zone
6a

Explore more for Riverton, CT: full frost dates · planting calendar · Connecticut frost dates

Climate data from the nearest NOAA station, Barkhamsted, Ct (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.