NWS Forecast for East Haven CT

National Weather Service Forecast for: East Haven CT
Issued by: National Weather Service New York, NY

Updated: 3:02 pm EDT Jul 26, 2025

Tonight Mostly Cloudy	Sunday Chance Showers	Sunday Night Chance Showers then Slight Chance T-storms	Monday Sunny	Monday Night Mostly Clear	Tuesday Sunny	Tuesday Night Mostly Clear	Wednesday Sunny	Wednesday Night Chance Showers
Lo 68 °F	Hi 81 °F	Lo 71 °F	Hi 91 °F	Lo 72 °F	Hi 94 °F	Lo 73 °F	Hi 91 °F	Lo 70 °F

Hazardous Weather Outlook
Heat Advisory

Tonight	Mostly cloudy, with a low around 68. South wind 5 to 7 mph becoming calm in the evening.
Sunday	A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Calm wind becoming south 5 to 8 mph in the morning.
Sunday Night	A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 71. Light and variable wind.
Monday	Sunny, with a high near 91. Heat index values as high as 98. Light and variable wind becoming south 5 to 8 mph in the afternoon.
Monday Night	Mostly clear, with a low around 72. Light south wind.
Tuesday	Sunny, with a high near 94.
Tuesday Night	Mostly clear, with a low around 73.
Wednesday	Sunny, with a high near 91.
Wednesday Night	A 40 percent chance of showers. Mostly cloudy, with a low around 70.
Thursday	A 50 percent chance of showers. Mostly cloudy, with a high near 82.
Thursday Night	A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Friday	Mostly sunny, with a high near 80.
Friday Night	Mostly clear, with a low around 60.
Saturday	Sunny, with a high near 80.

Forecast from NOAA-NWS for East Haven CT.