Durham, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Durham, a community in Middlesex County, Connecticut.
This Afternoon
70°F
Partly Sunny
Partly sunny. High near 70, with temperatures falling to around 68 in the afternoon. Southeast wind around 3 mph.
7-day forecast for Durham
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Partly Sunny | 3 mph SE | 0% |
| Tonight | 51°F | Mostly Cloudy | 3 mph SE | 0% |
| Sunday | 67°F | Rain Showers then Rain | 2 to 8 mph SE | 94% |
| Sunday Night | 53°F | Rain then Rain Showers | 3 to 14 mph SE | 94% |
| Monday | 68°F | Chance Rain Showers then Partly Sunny | 7 to 14 mph NE | 25% |
| Monday Night | 48°F | Mostly Cloudy | 3 to 8 mph NE | 11% |
| Tuesday | 64°F | Slight Chance Rain Showers | 10 mph NE | 21% |
| Tuesday Night | 47°F | Mostly Cloudy | 7 to 12 mph NE | 4% |
| Wednesday | 65°F | Partly Sunny | 12 to 15 mph NE | 4% |
| Wednesday Night | 47°F | Slight Chance Rain Showers | 12 to 16 mph NE | 19% |
| Thursday | 65°F | Chance Rain Showers | 13 to 16 mph NE | 29% |
| Thursday Night | 48°F | Chance Rain Showers | 14 to 18 mph NE | 37% |
| Friday | 65°F | Chance Rain Showers | 18 mph N | 40% |
| Friday Night | 49°F | Chance Rain Showers | 18 mph N | 40% |
Forecast source: National Weather Service (api.weather.gov) for Durham (41.469, -72.685). Updated through the day.
Growing snapshot for Durham
Last spring frost
Apr 26
First fall frost
Oct 16
Growing season
175 days
Hardiness zone
6b
More local growing data for Durham: nearby ZIP 06422 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Chester Center
Clinton
Deep River Center
East Hampton
Essex Village
Fenwick
Higganum
Lake Pocotopaug
Middletown
Moodus
Old Saybrook Center
Portland
Saybrook Manor
Westbrook Center
Climate data from the nearest NOAA station, Meriden Markham Muni Ap, Ct (7.9 mi from Durham). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.