Hartford, CT Weather & Growing Conditions
This Afternoon
82°F
Sunny
Sunny, with a high near 82. North wind around 9 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Sunny | 9 mph N | 0% |
| Tonight | 53°F | Partly Cloudy | 6 to 9 mph N | 0% |
| Saturday | 68°F | Mostly Sunny | 2 to 6 mph NE | 0% |
| Saturday Night | 51°F | Partly Cloudy | 2 mph SE | 4% |
| Sunday | 65°F | Rain Showers | 1 to 7 mph SE | 90% |
| Sunday Night | 55°F | Rain Showers | 3 to 12 mph NE | 89% |
| Monday | 66°F | Slight Chance Rain Showers | 8 to 12 mph N | 22% |
| Monday Night | 50°F | Slight Chance Rain Showers then Partly Cloudy | 6 to 10 mph NE | 16% |
| Tuesday | 63°F | Slight Chance Rain Showers | 12 mph NE | 18% |
| Tuesday Night | 48°F | Mostly Cloudy | 8 to 12 mph NE | 8% |
| Wednesday | 63°F | Partly Sunny | 12 to 15 mph NE | 12% |
| Wednesday Night | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 9 to 13 mph NE | 23% |
| Thursday | 62°F | Chance Rain Showers | 13 to 16 mph NE | 29% |
| Thursday Night | 49°F | Chance Rain Showers | 9 to 14 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartford, CT
Last spring frost
Apr 17
First fall frost
Oct 26
Growing season
191 days
Hardiness zone
6b
Explore more for Hartford, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Hartford Brainard Fld, Ct (4.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.