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

33°F

1°C

Humidity 58%
Wind Speed Calm
Barometer 30.46 in (1031.5 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 15 Mar 6:53 am EDT
Extended Forecast for

West Haven CT

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 44. Light and variable wind becoming east 5 to 10 mph in the morning.

    High: 44 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly after 5am. Patchy fog after 2am. Low around 37. East wind 9 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Mostly Cloudy
    then Showers
    and Patchy
    Fog

  • Monday

    Monday: Intermittent showers and thunderstorms. Patchy fog before noon. Otherwise, cloudy, with a high near 56. Breezy, with a south wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.

    High: 56 °F

    Intermittent
    T-storms and
    Patchy Fog

  • Monday Night

    Monday Night: Periods of showers and possibly a thunderstorm before 2am, then showers likely. Some of the storms could produce heavy rainfall. Low around 36. Breezy, with a south wind 23 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Heavy Rain
    and Breezy

  • Tuesday

    Tuesday: Showers likely before 8am. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 39. West wind 15 to 17 mph. Chance of precipitation is 60%.

    High: 39 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 37.

    High: 37 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 44. Light and variable wind becoming east 5 to 10 mph in the morning.
Tonight
Showers and possibly a thunderstorm, mainly after 5am. Patchy fog after 2am. Low around 37. East wind 9 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Intermittent showers and thunderstorms. Patchy fog before noon. Otherwise, cloudy, with a high near 56. Breezy, with a south wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Monday Night
Periods of showers and possibly a thunderstorm before 2am, then showers likely. Some of the storms could produce heavy rainfall. Low around 36. Breezy, with a south wind 23 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers likely before 8am. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 39. West wind 15 to 17 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Increasing clouds, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 48.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Haven CT
 41.25°N 72.96°W (Elev. 13 ft)
Last Update:
6:56 am EDT Mar 15, 2026
Forecast Valid:
7am EDT Mar 15, 2026-6pm EDT Mar 21, 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