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

74°F

23°C

Humidity 91%
Wind Speed SE 6 mph
Barometer 30.09 in (1018.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 13 Jul 10:56 pm EDT
Extended Forecast for

New Canaan CT

  • Tonight

    Tonight: Patchy drizzle after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm after midnight.

    Low: 70 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Monday

    Monday: Patchy drizzle before 8am, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 85. South wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 85 °F

    Patchy
    Drizzle then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind around 6 mph becoming calm in the evening.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91.

    High: 91 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy drizzle after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm after midnight.
Monday
Patchy drizzle before 8am, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 85. South wind 3 to 7 mph. Chance of precipitation is 40%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind around 6 mph becoming calm in the evening.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 88.
Wednesday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 73.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91.
Thursday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74.
Friday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 92.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 87.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 69.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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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:
5:47 pm EDT Jul 13, 2025
Forecast Valid:
11pm EDT Jul 13, 2025-6pm EDT Jul 20, 2025
 
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