Canaan, CT Weather & Growing Conditions
Today
82°F
Sunny
Sunny, with a high near 82. Northwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny | 3 mph NW | 0% |
| Tonight | 60°F | Partly Cloudy | 1 mph S | 0% |
| Wednesday | 82°F | Patchy Fog then Partly Sunny | 0 to 3 mph SW | 1% |
| Wednesday Night | 66°F | Slight Chance Rain Showers | 2 mph S | 22% |
| Thursday | 85°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 70% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 5 mph SW | 70% |
| Friday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph W | 60% |
| Friday Night | 66°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 3 mph W | 60% |
| Saturday | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph W | 54% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 2 mph W | 54% |
| Sunday | 85°F | Mostly Sunny | 1 to 5 mph W | 13% |
| Sunday Night | 66°F | Mostly Clear | 2 mph SW | 13% |
| Monday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 7 mph W | 26% |
| Monday Night | 64°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 mph W | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Canaan, CT
Last spring frost
May 3
First fall frost
Oct 11
Growing season
161 days
Hardiness zone
6a
Explore more for Canaan, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Norfolk 2 Sw, Ct (4.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.