Brooklyn, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brooklyn, a community in Windham County, Connecticut.
Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. North wind around 5 mph.
7-day forecast for Brooklyn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Mostly Cloudy | 5 mph N | 0% |
| Saturday | 69°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Saturday Night | 49°F | Mostly Cloudy | 3 mph E | 0% |
| Sunday | 64°F | Cloudy then Rain Showers | 1 to 7 mph E | 81% |
| Sunday Night | 52°F | Rain Showers | 3 to 10 mph E | 79% |
| Monday | 66°F | Slight Chance Rain Showers then Partly Sunny | 7 to 12 mph N | 14% |
| Monday Night | 46°F | Mostly Cloudy | 3 to 8 mph NE | 2% |
| Tuesday | 62°F | Mostly Cloudy | 12 mph NE | 6% |
| Tuesday Night | 46°F | Mostly Cloudy | 6 to 10 mph NE | 4% |
| Wednesday | 64°F | Partly Sunny | 12 to 16 mph NE | 4% |
| Wednesday Night | 46°F | Mostly Cloudy then Slight Chance Rain Showers | 9 to 14 mph NE | 24% |
| Thursday | 63°F | Chance Rain Showers | 15 to 18 mph NE | 33% |
| Thursday Night | 47°F | Chance Rain Showers | 16 mph NE | 36% |
| Friday | 63°F | Chance Rain Showers | 14 to 17 mph N | 34% |
Forecast source: National Weather Service (api.weather.gov) for Brooklyn (41.790, -71.955). Updated through the day.
Growing snapshot for Brooklyn
Last spring frost
Apr 30
First fall frost
Oct 15
Growing season
167 days
Hardiness zone
6b
More local growing data for Brooklyn: nearby ZIP 06234 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Danielson
Dayville
East Brooklyn
Lake Bungee
Lake Chaffee
Mechanicsville
Moosup
North Grosvenor Dale
Plainfield Village
Putnam
Quasset Lake
Quinebaug
South Windham
South Woodstock
Wauregan
Willimantic
Witches Woods
Climate data from the nearest NOAA station, Hampton, Ct (5.5 mi from Brooklyn). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.