Coventry Lake, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Coventry Lake, a community in Tolland County, Connecticut.
Tonight
49°F
Partly Cloudy
Partly cloudy, with a low around 49. North wind 5 to 8 mph.
7-day forecast for Coventry Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Partly Cloudy | 5 to 8 mph N | 0% |
| Saturday | 66°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Saturday Night | 47°F | Partly Cloudy | 3 mph SE | 3% |
| Sunday | 64°F | Rain Showers | 2 to 7 mph SE | 87% |
| Sunday Night | 54°F | Rain Showers | 5 to 9 mph E | 87% |
| Monday | 65°F | Chance Rain Showers | 7 to 12 mph NE | 26% |
| Monday Night | 48°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 16% |
| Tuesday | 61°F | Slight Chance Rain Showers then Partly Sunny | 12 mph NE | 16% |
| Tuesday Night | 46°F | Mostly Cloudy | 8 to 13 mph NE | 7% |
| Wednesday | 61°F | Partly Sunny | 13 to 16 mph NE | 11% |
| Wednesday Night | 47°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 14 mph NE | 23% |
| Thursday | 61°F | Chance Rain Showers | 15 mph NE | 27% |
| Thursday Night | 47°F | Chance Rain Showers | 9 to 13 mph NE | 31% |
| Friday | 64°F | Chance Rain Showers | 13 mph N | 31% |
Forecast source: National Weather Service (api.weather.gov) for Coventry Lake (41.779, -72.334). Updated through the day.
Growing snapshot for Coventry Lake
Last spring frost
Apr 19
First fall frost
Oct 22
Growing season
186 days
Hardiness zone
6b
More local growing data for Coventry Lake: nearby ZIP 06238 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Storrs, Ct (6 mi from Coventry Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.