National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

New Haven, Tweed-New Haven Airport (KHVN)

Lat: 41.26°NLon: 72.89°WElev: 13ft.

A Few Clouds

40°F

4°C

Humidity 49%
Wind Speed W 9 mph
Barometer 30.13 in (1020.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 29 Nov 12:53 am EST
Extended Forecast for

Derby CT

  • Overnight

    Overnight: Partly cloudy, with a low around 29. Wind chill values between 20 and 25. West wind around 9 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 44. Wind chill values between 20 and 30. Northwest wind 6 to 10 mph.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 28. Calm wind.

    Low: 28 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain, mainly after 1pm. High near 50. South wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain before 1am. Cloudy during the early evening, then gradual clearing, with a low around 32. West wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 32 °F

    Chance Rain

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 24.

    Low: 24 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then rain. High near 42. Chance of precipitation is 80%.

    High: 42 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.

    Low: 28 °F

    Rain Likely
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 29. Wind chill values between 20 and 25. West wind around 9 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 44. Wind chill values between 20 and 30. Northwest wind 6 to 10 mph.
Saturday Night
Increasing clouds, with a low around 28. Calm wind.
Sunday
Rain, mainly after 1pm. High near 50. South wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A 40 percent chance of rain before 1am. Cloudy during the early evening, then gradual clearing, with a low around 32. West wind 9 to 11 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 42.
Monday Night
Increasing clouds, with a low around 24.
Tuesday
A chance of rain and snow before 1pm, then rain. High near 42. Chance of precipitation is 80%.
Tuesday Night
Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.34°N 73.09°W (Elev. 118 ft)
Last Update:
1:05 am EST Nov 29, 2025
Forecast Valid:
1am EST Nov 29, 2025-6pm EST Dec 5, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation