Riverton, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Riverton, a community in Hartford County, Connecticut.
Tonight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Southeast wind around 2 mph.
7-day forecast for Riverton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Cloudy | 2 mph SE | 0% |
| Sunday | 62°F | Rain Showers | 1 to 6 mph SE | 99% |
| Sunday Night | 49°F | Showers And Thunderstorms then Mostly Cloudy | 1 to 6 mph E | 94% |
| Monday | 66°F | Mostly Sunny | 7 mph N | 1% |
| Monday Night | 45°F | Mostly Cloudy | 5 mph NE | 3% |
| Tuesday | 61°F | Partly Sunny | 7 mph NE | 6% |
| Tuesday Night | 44°F | Mostly Cloudy | 5 to 9 mph NE | 3% |
| Wednesday | 63°F | Partly Sunny | 12 mph NE | 3% |
| Wednesday Night | 44°F | Slight Chance Rain Showers | 8 to 12 mph NE | 16% |
| Thursday | 62°F | Slight Chance Rain Showers | 9 to 13 mph NE | 22% |
| Thursday Night | 46°F | Chance Rain Showers | 9 to 15 mph NE | 35% |
| Friday | 62°F | Chance Rain Showers | 12 to 15 mph N | 38% |
| Friday Night | 47°F | Chance Rain Showers | 15 mph N | 38% |
| Saturday | 65°F | Chance Rain Showers | 10 to 15 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov) for Riverton (41.963, -73.017). Updated through the day.
Growing snapshot for Riverton
Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
168 days
Hardiness zone
6a
More local growing data for Riverton: nearby ZIP 06065 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Blue Hills
Bristol
Broad Brook
Canton Valley
Collinsville
East Hartford
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Hartford
Hazardville
Kensington
Manchester
New Britain
Newington
North Granby
Plantsville
Salmon Brook
Sherwood Manor
Simsbury Center
Southwood Acres
Suffield Depot
Tariffville
Terramuggus
Thompsonville
Weatogue
West Hartford
West Simsbury
Wethersfield
Windsor Locks
Climate data from the nearest NOAA station, Barkhamsted, Ct (4.3 mi from Riverton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.