North Granby, CT Weather & Growing Conditions
Today
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 65 in the afternoon. Southwest wind 5 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 5 to 9 mph SW | 2% |
| Tonight | 56°F | Partly Cloudy | 7 mph S | 2% |
| Thursday | 70°F | Chance Light Rain | 6 to 10 mph S | 32% |
| Thursday Night | 60°F | Light Rain Likely | 2 to 8 mph S | 67% |
| Friday | 68°F | Light Rain | 3 mph S | 76% |
| Friday Night | 53°F | Light Rain | 3 mph NE | 75% |
| Saturday | 63°F | Chance Light Rain | 6 mph NW | 27% |
| Saturday Night | 44°F | Chance Light Rain | 7 to 10 mph NW | 28% |
| Sunday | 57°F | Slight Chance Light Rain then Mostly Sunny | 6 to 10 mph NW | 19% |
| Sunday Night | 37°F | Partly Cloudy | 7 mph W | 7% |
| Monday | 55°F | Mostly Sunny | 8 to 13 mph W | 14% |
| Monday Night | 36°F | Partly Cloudy | 8 mph W | 11% |
| Tuesday | 58°F | Mostly Sunny | 7 to 10 mph W | 5% |
| Tuesday Night | 35°F | Partly Cloudy | 8 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for North Granby, CT
Last spring frost
Apr 28
First fall frost
Oct 17
Growing season
171 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, Westfield 3 Sw, Ma (6.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.