Canaan, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Canaan, a community in Litchfield County, Connecticut.
Today
82°F
Patchy Fog then Sunny
Patchy fog before 9am. Sunny, with a high near 82. Northwest wind around 2 mph.
7-day forecast for Canaan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Patchy Fog then Sunny | 2 mph NW | 0% |
| Tonight | 59°F | Partly Cloudy | 0 mph | 0% |
| Wednesday | 82°F | Patchy Fog then Partly Sunny | 0 to 3 mph SW | 0% |
| Wednesday Night | 66°F | Slight Chance Rain Showers | 2 mph S | 20% |
| Thursday | 86°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 70% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms | 0 to 3 mph SW | 70% |
| Friday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph W | 60% |
| Friday Night | 66°F | Chance Showers And Thunderstorms | 2 mph W | 60% |
| Saturday | 85°F | Partly Sunny then Showers And Thunderstorms Likely | 0 to 5 mph W | 56% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 2 mph NW | 56% |
| Sunday | 86°F | Mostly Sunny | 0 to 5 mph W | 14% |
| Sunday Night | 66°F | Mostly Clear | 2 mph W | 14% |
| Monday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 7 mph W | 27% |
| Monday Night | 63°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 27% |
Forecast source: National Weather Service (api.weather.gov) for Canaan (42.040, -73.333). Updated through the day.
Growing snapshot for Canaan
Last spring frost
May 3
First fall frost
Oct 11
Growing season
161 days
Hardiness zone
6a
More local growing data for Canaan: nearby ZIP 06018 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Bantam
Bethlehem Village
Bridgewater
Cornwall
Cornwall Bridge
Falls Village
Gaylordsville
Lakeville
Litchfield
New Hartford Center
New Milford
New Preston
Norfolk
Northwest Harwinton
Oakville
Pleasant Valley
Sharon
Terryville
Thomaston
Torrington
Watertown
West Cornwall
Winsted
Woodbury Center
Climate data from the nearest NOAA station, Norfolk 2 Sw, Ct (6.4 mi from Canaan). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.