National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

A Few Clouds

55°F

13°C

Humidity 87%
Wind Speed Calm
Barometer 29.91 in (1012.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 1 Apr 5:56 am EDT
Extended Forecast for

New Canaan CT

  • Today

    Today: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 73. Southwest wind around 9 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers. Patchy fog after 2am. Low around 41. East wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers likely before 8am, then a chance of rain, mainly between 8am and 2pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 45. East wind around 11 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of drizzle or light rain. Areas of fog after 8pm. Otherwise, cloudy, with a low around 39. East wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Chance Light
    Rain and
    Areas Fog

  • Friday

    Friday: A slight chance of drizzle or light rain before 11am. Areas of fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64. Light and variable wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 64 °F

    Slight Chance
    Light Rain
    and Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.

    High: 64 °F

    Showers
    Likely

Detailed Forecast

Today
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 73. Southwest wind around 9 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers. Patchy fog after 2am. Low around 41. East wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely before 8am, then a chance of rain, mainly between 8am and 2pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 45. East wind around 11 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of drizzle or light rain. Areas of fog after 8pm. Otherwise, cloudy, with a low around 39. East wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
A slight chance of drizzle or light rain before 11am. Areas of fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64. Light and variable wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 71.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 48.
Sunday
Showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers before 2am. Mostly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Canaan CT
 41.16°N 73.51°W (Elev. 390 ft)
Last Update:
5:58 am EDT Apr 1, 2026
Forecast Valid:
6am EDT Apr 1, 2026-6pm EDT Apr 7, 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