Danbury, CT Weather & Growing Conditions
Today
72°F
Sunny
Sunny. High near 72, with temperatures falling to around 66 in the afternoon. Southwest wind 3 to 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Sunny | 3 to 12 mph SW | 3% |
| Tonight | 55°F | Partly Cloudy | 6 mph S | 2% |
| Thursday | 69°F | Chance Rain Showers | 9 mph S | 54% |
| Thursday Night | 59°F | Rain Showers | 6 mph S | 82% |
| Friday | 67°F | Rain Showers | 5 mph SW | 82% |
| Friday Night | 53°F | Showers And Thunderstorms | 5 mph NW | 80% |
| Saturday | 64°F | Chance Rain Showers | 7 mph NW | 51% |
| Saturday Night | 42°F | Slight Chance Rain Showers | 7 mph NW | 22% |
| Sunday | 59°F | Slight Chance Rain Showers then Mostly Sunny | 8 mph NW | 21% |
| Sunday Night | 38°F | Partly Cloudy then Slight Chance Light Rain | 7 mph W | 15% |
| Monday | 57°F | Chance Light Rain | 7 to 13 mph NW | 26% |
| Monday Night | 38°F | Chance Light Rain | 8 mph W | 26% |
| Tuesday | 59°F | Slight Chance Light Rain then Mostly Sunny | 9 to 13 mph W | 19% |
| Tuesday Night | 38°F | Partly Cloudy | 9 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Danbury, CT
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
6b
Explore more for Danbury, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Danbury, Ct (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.