Rockville, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rockville, a community in Tolland County, Connecticut.
Today
82°F
Sunny
Sunny, with a high near 82. West wind around 5 mph.
7-day forecast for Rockville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny | 5 mph W | 0% |
| Tonight | 60°F | Partly Cloudy | 1 to 5 mph S | 2% |
| Wednesday | 81°F | Mostly Sunny | 0 to 6 mph SW | 3% |
| Wednesday Night | 65°F | Partly Cloudy | 6 mph S | 12% |
| Thursday | 85°F | Chance Rain Showers | 3 to 9 mph SW | 43% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 5 to 8 mph S | 53% |
| Friday | 86°F | Mostly Sunny then Chance Rain Showers | 5 to 8 mph SW | 34% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 46% |
| Saturday | 84°F | Mostly Sunny then Chance Rain Showers | 2 to 7 mph W | 31% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 42% |
| Sunday | 85°F | Mostly Sunny then Slight Chance Rain Showers | 2 to 8 mph W | 16% |
| Sunday Night | 68°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 8 mph SW | 20% |
| Monday | 86°F | Sunny | 3 to 10 mph SW | 13% |
| Monday Night | 67°F | Partly Cloudy | 9 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov) for Rockville (41.867, -72.451). Updated through the day.
Growing snapshot for Rockville
Last spring frost
Apr 17
First fall frost
Oct 26
Growing season
191 days
Hardiness zone
6b
More local growing data for Rockville: nearby ZIP 06066 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hartford Brainard Fld, Ct (12.1 mi from Rockville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.