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.

Fair

58°F

14°C

Humidity 70%
Wind Speed SW 6 mph
Barometer 30.34 in (1027.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 2 Nov 6:53 pm EST
Extended Forecast for

Derby CT

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Southwest wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 70. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. Light southwest wind.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 72. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 54. Light south wind.

    Low: 54 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Showers likely after 1pm. Cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Mostly Cloudy
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.

    Low: 58 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Rain Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 70. Light west wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 49. Light southwest wind.
Wednesday
Sunny, with a high near 72. Light southwest wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Increasing clouds, with a low around 54. Light south wind.
Thursday
Showers likely after 1pm. Cloudy, with a high near 71. Chance of precipitation is 60%.
Thursday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 40.
Monday
A 30 percent chance of rain. Partly sunny, with a high near 59.
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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:
3:41 pm EST Nov 2, 2026
Forecast Valid:
7pm EST Nov 2, 2026-6pm EST Nov 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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