Danbury, CT Weather & Growing Conditions
Tonight
49°F
Patchy Fog
Patchy fog after 11pm. Partly cloudy, with a low around 49. Southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Patchy Fog | 3 mph SW | 3% |
| Wednesday | 72°F | Sunny | 2 to 12 mph SW | 3% |
| Wednesday Night | 55°F | Partly Cloudy | 6 mph S | 3% |
| Thursday | 70°F | Chance Rain Showers | 3 to 9 mph S | 51% |
| Thursday Night | 60°F | Rain Showers | 2 to 6 mph S | 82% |
| Friday | 67°F | Rain Showers | 5 mph S | 82% |
| Friday Night | 53°F | Showers And Thunderstorms | 3 mph NW | 81% |
| Saturday | 64°F | Chance Rain Showers | 3 to 7 mph NW | 51% |
| Saturday Night | 41°F | Slight Chance Rain Showers | 6 mph NW | 21% |
| Sunday | 59°F | Slight Chance Rain Showers then Mostly Sunny | 8 mph NW | 20% |
| Sunday Night | 37°F | Partly Cloudy then Slight Chance Light Rain | 6 mph W | 15% |
| Monday | 58°F | Chance Light Rain | 6 to 14 mph NW | 25% |
| Monday Night | 36°F | Chance Light Rain | 8 mph W | 25% |
| Tuesday | 59°F | Slight Chance Light Rain then Mostly Sunny | 8 to 14 mph W | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Danbury, CT
Last spring frost
May 1
First fall frost
Oct 14
Growing season
166 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 Muni Ap, Ct (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.