Clinton, CT Weather & Growing Conditions
Today
82°F
Mostly Sunny
Mostly sunny, with a high near 82. Southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny | 3 mph SW | 0% |
| Tonight | 64°F | Mostly Cloudy | 2 mph E | 6% |
| Wednesday | 82°F | Partly Sunny | 3 mph SW | 5% |
| Wednesday Night | 70°F | Mostly Cloudy then Chance Rain Showers | 3 mph S | 26% |
| Thursday | 86°F | Slight Chance Rain Showers | 2 to 8 mph SW | 16% |
| Thursday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 to 7 mph SW | 16% |
| Friday | 87°F | Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 19% |
| Friday Night | 72°F | Slight Chance Showers And Thunderstorms | 1 to 5 mph SW | 24% |
| Saturday | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 6 mph SW | 25% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 1 to 5 mph SW | 25% |
| Sunday | 85°F | Mostly Sunny | 2 to 7 mph W | 14% |
| Sunday Night | 71°F | Mostly Clear | 5 mph SW | 9% |
| Monday | 87°F | Sunny | 2 to 8 mph W | 10% |
| Monday Night | 70°F | Partly Cloudy | 2 to 7 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Clinton, CT
Last spring frost
Apr 6
First fall frost
Nov 17
Growing season
221 days
Hardiness zone
7a
Explore more for Clinton, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Orient Pt Sp, Ny (18 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.