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.

Overcast

53°F

12°C

Humidity 93%
Wind Speed N 13 mph
Barometer 29.79 in (1008.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 12 Oct 2:53 am EDT
Extended Forecast for

Derby CT

  • Overnight

    Overnight: A 20 percent chance of showers. Cloudy, with a low around 52. North wind around 11 mph.

    Low: 52 °F

    Slight Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly cloudy through mid morning, then gradual clearing, with a high near 71. North wind 8 to 11 mph.

    High: 71 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Light north wind.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 68. Light and variable wind becoming southeast 5 to 9 mph in the morning.

    High: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Cloudy during the early evening, then gradual clearing, with a low around 60. South wind 6 to 8 mph.

    Low: 60 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely after 2am. Partly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Partly Cloudy
    then Showers
    Likely

Detailed Forecast

Overnight
A 20 percent chance of showers. Cloudy, with a low around 52. North wind around 11 mph.
Columbus Day
Mostly cloudy through mid morning, then gradual clearing, with a high near 71. North wind 8 to 11 mph.
Monday Night
Mostly clear, with a low around 54. Light north wind.
Tuesday
A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 68. Light and variable wind becoming southeast 5 to 9 mph in the morning.
Tuesday Night
Cloudy during the early evening, then gradual clearing, with a low around 60. South wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 65.
Thursday Night
Showers likely after 2am. Partly cloudy, with a low around 49. Chance of precipitation is 60%.
Friday
Showers. High near 66. Chance of precipitation is 80%.
Friday Night
Showers likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 51. Breezy.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.33°N 73.06°W (Elev. 397 ft)
Last Update:
2:35 am EDT Oct 12, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 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