National Weather Service Forecast for: Waterbury 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 5. Northwest wind around 5 mph becoming calm  in the evening.
Mostly Clear

Tuesday

Tuesday: Sunny, with a high near 32. Wind chill values between 5 and 15. Calm wind becoming southwest around 5 mph.
Sunny

Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 12. Calm wind.
Partly Cloudy

Wednesday

Wednesday: Sunny, with a high near 30. Wind chill values between 10 and 20. Calm wind becoming northwest 5 to 8 mph in the morning.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 9. Calm wind.
Mostly Clear

Thursday

Thursday: Mostly sunny, with a high near 27.
Mostly Sunny

Thursday
Night
Thursday Night: Partly cloudy, with a low around 2.
Partly Cloudy

Friday

Friday: A 30 percent chance of snow after 1pm.  Partly sunny, with a high near 28.
Partly Sunny
then Chance
Snow
Friday
Night
Friday Night: A 30 percent chance of snow before 1am.  Mostly cloudy, with a low around 3.
Chance Snow

Lo 5 °F Hi 32 °F Lo 12 °F Hi 30 °F Lo 9 °F Hi 27 °F Lo 2 °F Hi 28 °F Lo 3 °F

 

Tonight
 
Mostly clear, with a low around 5. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
 
Sunny, with a high near 32. Wind chill values between 5 and 15. Calm wind becoming southwest around 5 mph.
Tuesday Night
 
Partly cloudy, with a low around 12. Calm wind.
Wednesday
 
Sunny, with a high near 30. Wind chill values between 10 and 20. Calm wind becoming northwest 5 to 8 mph in the morning.
Wednesday Night
 
Mostly clear, with a low around 9. Calm wind.
Thursday
 
Mostly sunny, with a high near 27.
Thursday Night
 
Partly cloudy, with a low around 2.
Friday
 
A 30 percent chance of snow after 1pm. Partly sunny, with a high near 28.
Friday Night
 
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 3.
Saturday
 
Mostly sunny and cold, with a high near 13.
Saturday Night
 
Mostly clear, with a low around -1.
Sunday
 
Mostly sunny and cold, with a high near 16.
Sunday Night
 
Partly cloudy, with a low around 2.
Monday
 
Mostly sunny and cold, with a high near 20.

 

Forecast from NOAA-NWS for Waterbury CT.