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.

Light Rain Fog/Mist

51°F

11°C

Humidity 96%
Wind Speed Calm
Barometer 29.81 in (1009.5 mb)
Dewpoint 50°F (10°C)
Visibility 1.50 mi
Last update 5 Apr 12:53 pm EDT
Extended Forecast for

Derby CT

  • This Afternoon

    This Afternoon: Rain and possibly a thunderstorm. High near 59. Southwest wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Rain

  • Tonight

    Tonight: A 30 percent chance of rain before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 37. Northwest wind around 7 mph.

    Low: 37 °F

    Chance Rain
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 54. West wind 8 to 11 mph.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 36. Light west wind.

    Low: 36 °F

    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before 8am. Mostly sunny, with a high near 51. West wind 6 to 14 mph.

    High: 51 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Clear, with a low around 27.

    Low: 27 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain and possibly a thunderstorm. High near 59. Southwest wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of rain before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 37. Northwest wind around 7 mph.
Monday
Sunny, with a high near 54. West wind 8 to 11 mph.
Monday Night
A 30 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 36. Light west wind.
Tuesday
A 30 percent chance of rain, mainly before 8am. Mostly sunny, with a high near 51. West wind 6 to 14 mph.
Tuesday Night
Clear, with a low around 27.
Wednesday
Sunny, with a high near 49.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.31°N 73.09°W (Elev. 115 ft)
Last Update:
11:20 am EDT Apr 5, 2026
Forecast Valid:
1pm EDT Apr 5, 2026-6pm EDT Apr 11, 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