Current conditions at

New Haven, Tweed-New Haven Airport (KHVN)

Lat: 41.26°NLon: 72.89°WElev: 13ft.

Overcast

51°F

11°C

Humidity 92%
Wind Speed NW 6 mph
Barometer 29.78 in (1008.4 mb)
Dewpoint 49°F (9°C)
Visibility 9.00 mi
Wind Chill49°F (9°C)
Last update 19 Apr 10:53 am EDT
Extended Forecast for

Derby CT

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch
  • Today

    Today: Showers, mainly before 5pm.  Temperature falling to around 45 by 4pm. Northwest wind 11 to 17 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 36. Northwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 36 °F

    Decreasing
    Clouds

  • Monday

    Monday: A 30 percent chance of showers, mainly before 2pm.  Partly sunny, with a high near 51. Light west wind becoming northwest 5 to 9 mph in the morning.

    High: 51 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. Northwest wind around 7 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. Light and variable wind becoming south 5 to 7 mph in the afternoon.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 2am.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 8am.  Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Showers, mainly before 5pm. Temperature falling to around 45 by 4pm. Northwest wind 11 to 17 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 36. Northwest wind 5 to 8 mph becoming calm after midnight.
Monday
A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 51. Light west wind becoming northwest 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 30. Northwest wind around 7 mph.
Tuesday
Sunny, with a high near 53. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 39.
Wednesday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 45.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.31°N 73.09°W (Elev. 115 ft)
10:15 am EDT Apr 19, 2026
11am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
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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