Durham, CT Weather & Growing Conditions
Today
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 65 in the afternoon. South wind 3 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 3 to 10 mph S | 0% |
| Tonight | 57°F | Partly Cloudy | 2 to 6 mph S | 0% |
| Thursday | 71°F | Mostly Cloudy | 6 to 12 mph S | 10% |
| Thursday Night | 61°F | Rain Showers Likely | 2 to 9 mph S | 67% |
| Friday | 69°F | Rain Showers | 5 mph S | 92% |
| Friday Night | 55°F | Showers And Thunderstorms | 2 mph W | 83% |
| Saturday | 66°F | Slight Chance Rain Showers | 2 to 7 mph NW | 20% |
| Saturday Night | 43°F | Slight Chance Light Rain | 5 to 8 mph W | 20% |
| Sunday | 60°F | Slight Chance Light Rain then Mostly Sunny | 6 to 9 mph NW | 20% |
| Sunday Night | 38°F | Partly Cloudy | 6 mph W | 4% |
| Monday | 57°F | Sunny | 6 to 14 mph W | 13% |
| Monday Night | 36°F | Partly Cloudy | 7 mph W | 13% |
| Tuesday | 59°F | Sunny | 7 to 12 mph SW | 6% |
| Tuesday Night | 35°F | Mostly Clear | 7 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Durham, CT
Last spring frost
Apr 26
First fall frost
Oct 16
Growing season
175 days
Hardiness zone
6b
Explore more for Durham, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Meriden Markham Muni Ap, Ct (7.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.