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.

Mostly Cloudy

75°F

24°C

Humidity 79%
Wind Speed SE 3 mph
Barometer 29.84 in (1009.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 23 Aug 10:56 am EDT
Extended Forecast for

New Canaan CT

  • Today

    Today: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. South wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Tonight

    Tonight: Mostly clear, with a low around 60. Light west wind.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 78. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 78 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. West wind around 6 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. West wind 7 to 9 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. South wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 60. Light west wind.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 78. Light west wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 59. West wind around 6 mph.
Tuesday
Sunny, with a high near 78. West wind 7 to 9 mph.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 81.
Thursday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Canaan CT
 41.14°N 73.48°W (Elev. 299 ft)
Last Update:
3:21 am EDT Aug 23, 2026
Forecast Valid:
11am EDT Aug 23, 2026-6pm EDT Aug 29, 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