National Weather Service Forecast for: North Haven CT
Issued by: National Weather Service New York, NY
Updated: 1:22 pm EST Feb 2, 2026
 
Tonight

Tonight: Mostly clear, with a low around 2. Northwest wind around 5 mph becoming calm  in the evening.
Mostly Clear

Tuesday

Tuesday: Sunny, with a high near 34. Wind chill values between zero and 10. Calm wind becoming southwest around 5 mph.
Sunny

Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 14. Calm wind.
Mostly Cloudy

Wednesday

Wednesday: Sunny, with a high near 34. Wind chill values between 15 and 25. Calm wind becoming northwest 5 to 8 mph in the morning.
Sunny

Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 9. Calm wind.
Partly Cloudy

Thursday

Thursday: Sunny, with a high near 29.
Sunny

Thursday
Night
Thursday Night: Partly cloudy, with a low around 5.
Partly Cloudy

Friday

Friday: A 30 percent chance of snow after 1pm.  Partly sunny, with a high near 29.
Mostly Sunny
then Chance
Snow
Friday
Night
Friday Night: A 30 percent chance of snow before 1am.  Mostly cloudy, with a low around 5.
Chance Snow

Lo 2 °F Hi 34 °F Lo 14 °F Hi 34 °F Lo 9 °F Hi 29 °F Lo 5 °F Hi 29 °F Lo 5 °F

 

Tonight
 
Mostly clear, with a low around 2. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
 
Sunny, with a high near 34. Wind chill values between zero and 10. Calm wind becoming southwest around 5 mph.
Tuesday Night
 
Mostly cloudy, with a low around 14. Calm wind.
Wednesday
 
Sunny, with a high near 34. Wind chill values between 15 and 25. Calm wind becoming northwest 5 to 8 mph in the morning.
Wednesday Night
 
Partly cloudy, with a low around 9. Calm wind.
Thursday
 
Sunny, with a high near 29.
Thursday Night
 
Partly cloudy, with a low around 5.
Friday
 
A 30 percent chance of snow after 1pm. Partly sunny, with a high near 29.
Friday Night
 
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 5.
Saturday
 
Mostly sunny and cold, with a high near 16.
Saturday Night
 
Mostly clear, with a low around 1.
Sunday
 
Mostly sunny and cold, with a high near 19.
Sunday Night
 
Partly cloudy, with a low around 4.
Monday
 
Mostly sunny, with a high near 22.

 

Forecast from NOAA-NWS for North Haven CT.