North Granby, CT Weather & Growing Conditions
Overnight
49°F
Mostly Cloudy
Mostly cloudy, with a low around 49. West wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Mostly Cloudy | 8 mph W | 3% |
| Wednesday | 71°F | Sunny | 6 to 9 mph SW | 3% |
| Wednesday Night | 54°F | Partly Cloudy | 8 mph SW | 2% |
| Thursday | 67°F | Chance Light Rain | 9 mph SW | 54% |
| Thursday Night | 59°F | Light Rain | 3 to 8 mph SW | 75% |
| Friday | 66°F | Rain | 3 mph W | 77% |
| Friday Night | 52°F | Rain | 7 mph NW | 76% |
| Saturday | 61°F | Light Rain Likely | 7 mph NW | 55% |
| Saturday Night | 40°F | Chance Light Rain | 7 to 10 mph NW | 32% |
| Sunday | 55°F | Slight Chance Light Rain then Mostly Sunny | 6 to 9 mph W | 21% |
| Sunday Night | 35°F | Partly Cloudy | 9 mph W | 10% |
| Monday | 53°F | Slight Chance Light Rain | 9 to 13 mph NW | 22% |
| Monday Night | 34°F | Slight Chance Light Rain | 12 mph W | 20% |
| Tuesday | 55°F | Mostly Sunny | 13 mph W | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for North Granby, CT
Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
168 days
Hardiness zone
6a
Explore more for North Granby, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Barkhamsted, Ct (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.