New Preston, CT Weather & Growing Conditions
Tonight
48°F
Partly Cloudy
Partly cloudy, with a low around 48. North wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Partly Cloudy | 6 mph N | 0% |
| Saturday | 66°F | Mostly Sunny | 5 mph E | 0% |
| Saturday Night | 51°F | Mostly Cloudy | 3 mph SE | 3% |
| Sunday | 61°F | Rain Showers | 3 to 7 mph SE | 94% |
| Sunday Night | 53°F | Rain Showers | 3 to 9 mph E | 94% |
| Monday | 63°F | Chance Rain Showers | 6 to 9 mph NE | 27% |
| Monday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 3 to 10 mph NE | 22% |
| Tuesday | 58°F | Slight Chance Rain Showers | 7 to 10 mph NE | 22% |
| Tuesday Night | 46°F | Mostly Cloudy | 6 to 13 mph NE | 9% |
| Wednesday | 58°F | Partly Sunny then Slight Chance Rain Showers | 9 to 13 mph NE | 15% |
| Wednesday Night | 47°F | Chance Rain Showers | 9 to 14 mph NE | 25% |
| Thursday | 58°F | Chance Rain Showers | 8 to 14 mph NE | 29% |
| Thursday Night | 48°F | Chance Rain Showers | 7 to 12 mph NE | 34% |
| Friday | 64°F | Chance Rain Showers | 8 to 12 mph N | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New Preston, CT
Last spring frost
May 11
First fall frost
Oct 4
Growing season
146 days
Hardiness zone
6a
Explore more for New Preston, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Falls Village, Ct (18 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.