Norwalk, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Norwalk, a city in Fairfield County, Connecticut.
Tonight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. North wind around 14 mph.
7-day forecast for Norwalk
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Partly Cloudy | 14 mph N | 0% |
| Saturday | 67°F | Mostly Sunny | 7 to 13 mph NE | 0% |
| Saturday Night | 62°F | Mostly Cloudy | 10 mph SE | 11% |
| Sunday | 68°F | Showers And Thunderstorms | 10 to 14 mph SE | 87% |
| Sunday Night | 62°F | Showers And Thunderstorms | 12 to 17 mph E | 87% |
| Monday | 66°F | Chance Rain Showers | 12 to 17 mph NE | 46% |
| Monday Night | 56°F | Chance Rain Showers | 12 to 18 mph NE | 25% |
| Tuesday | 64°F | Chance Rain Showers | 15 to 20 mph NE | 25% |
| Tuesday Night | 54°F | Chance Rain Showers then Mostly Cloudy | 16 to 21 mph NE | 25% |
| Wednesday | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 18 to 22 mph NE | 15% |
| Wednesday Night | 54°F | Chance Rain Showers | 20 to 23 mph NE | 32% |
| Thursday | 63°F | Chance Rain Showers | 17 to 22 mph NE | 32% |
| Thursday Night | 54°F | Chance Rain Showers | 20 mph NE | 36% |
| Friday | 67°F | Chance Rain Showers | 14 to 18 mph N | 36% |
Forecast source: National Weather Service (api.weather.gov) for Norwalk (41.093, -73.420). Updated through the day.
Growing snapshot for Norwalk
Last spring frost
Apr 17
First fall frost
Oct 23
Growing season
188 days
Hardiness zone
7a
More local growing data for Norwalk: nearby ZIP 06854 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Ball Pond
Bethel
Bigelow Corners
Bogus Hill
Botsford
Branchville
Bridgeport
Brookfield Center
Candlewood Isle
Candlewood Knolls
Candlewood Lake Club
Candlewood Orchards
Candlewood Shores
Cannondale
Chimney Point
Coleytown
Compo
Cos Cob
Danbury
Daniels Farm
Darien Downtown
Dodgingtown
East Village
Fairfield University
Georgetown
Greens Farms
Greenwich
Hawleyville
Indian Field
Inglenook
Climate data from the nearest NOAA station, Stamford 5 N, Ct (6.6 mi from Norwalk). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.