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.

Partly Cloudy

37°F

3°C

Humidity 70%
Wind Speed W 5 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 28°F (-2°C)
Visibility 8.00 mi
Wind Chill33°F (1°C)
Last update 8 Dec 1:53 am EST
Extended Forecast for

Derby CT

  • Overnight

    Overnight: Mostly clear, with a low around 21. Northwest wind 9 to 13 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 28. Wind chill values between 10 and 20. North wind 9 to 14 mph, with gusts as high as 26 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11. North wind around 5 mph becoming calm in the evening.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 32. Wind chill values between 10 and 20. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 32 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 29. Southwest wind 6 to 8 mph.

    Low: 29 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.

    High: 46 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 21. Northwest wind 9 to 13 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 28. Wind chill values between 10 and 20. North wind 9 to 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 11. North wind around 5 mph becoming calm in the evening.
Tuesday
Increasing clouds, with a high near 32. Wind chill values between 10 and 20. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 29. Southwest wind 6 to 8 mph.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 37.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 22.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.34°N 73.09°W (Elev. 118 ft)
Last Update:
1:04 am EST Dec 8, 2025
Forecast Valid:
2am EST Dec 8, 2025-6pm EST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation