Plantsville, CT Weather & Growing Conditions
Tonight
49°F
Partly Cloudy
Partly cloudy, with a low around 49. South wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Partly Cloudy | 3 mph S | 3% |
| Wednesday | 73°F | Sunny | 3 to 9 mph S | 3% |
| Wednesday Night | 54°F | Partly Cloudy | 6 mph SW | 1% |
| Thursday | 72°F | Chance Light Rain | 5 to 12 mph S | 37% |
| Thursday Night | 62°F | Light Rain | 3 to 8 mph SW | 75% |
| Friday | 69°F | Rain | 2 to 6 mph S | 84% |
| Friday Night | 55°F | Rain | 5 mph NW | 82% |
| Saturday | 65°F | Light Rain Likely | 8 mph NW | 55% |
| Saturday Night | 42°F | Chance Light Rain | 6 mph NW | 27% |
| Sunday | 60°F | Slight Chance Light Rain then Mostly Sunny | 3 to 8 mph W | 18% |
| Sunday Night | 37°F | Partly Cloudy | 3 to 7 mph W | 7% |
| Monday | 58°F | Slight Chance Light Rain | 7 to 14 mph NW | 19% |
| Monday Night | 36°F | Slight Chance Light Rain then Partly Cloudy | 6 to 9 mph W | 18% |
| Tuesday | 59°F | Sunny | 10 to 14 mph W | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Plantsville, CT
Last spring frost
Apr 26
First fall frost
Oct 16
Growing season
175 days
Hardiness zone
6b
Explore more for Plantsville, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Meriden Markham Muni Ap, Ct (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.