East Haven, CT Weather & Growing Conditions
This Afternoon
67°F
Partly Sunny
Partly sunny. High near 67, with temperatures falling to around 63 in the afternoon. Southwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Partly Sunny | 6 mph SW | 0% |
| Tonight | 52°F | Patchy Fog | 5 mph SW | 3% |
| Wednesday | 71°F | Patchy Fog then Sunny | 3 to 10 mph SW | 3% |
| Wednesday Night | 57°F | Partly Cloudy | 6 mph SW | 2% |
| Thursday | 70°F | Chance Rain Showers | 3 to 10 mph S | 25% |
| Thursday Night | 60°F | Rain Showers | 3 to 8 mph SW | 83% |
| Friday | 67°F | Showers And Thunderstorms | 3 to 7 mph S | 88% |
| Friday Night | 55°F | Showers And Thunderstorms | 2 to 6 mph SW | 88% |
| Saturday | 65°F | Rain Showers Likely | 9 mph NW | 60% |
| Saturday Night | 44°F | Chance Rain Showers | 8 mph NW | 25% |
| Sunday | 60°F | Slight Chance Rain Showers then Mostly Sunny | 7 to 10 mph W | 20% |
| Sunday Night | 40°F | Partly Cloudy then Slight Chance Light Rain | 5 to 9 mph W | 15% |
| Monday | 59°F | Chance Light Rain | 9 to 15 mph NW | 28% |
| Monday Night | 39°F | Chance Light Rain | 12 mph W | 28% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for East Haven, CT
Last spring frost
Apr 17
First fall frost
Oct 27
Growing season
193 days
Hardiness zone
7a
Explore more for East Haven, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, New Haven Tweed Ap, Ct (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.