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.

Fair

43°F

6°C

Humidity 68%
Wind Speed S 5 mph
Barometer 29.96 in (1014.7 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Mar 4:56 am EDT
Extended Forecast for

New Canaan CT

  • Today

    Today: Sunny, with a high near 64. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind 3 to 6 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 44. Light south wind.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers after 2pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 60. Southeast wind 5 to 10 mph.

    High: 60 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 8pm. Partly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Friday

    Friday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 64. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 40. West wind 3 to 6 mph.
Tuesday
Sunny, with a high near 66. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 44. Light south wind.
Wednesday
A 20 percent chance of showers after 2pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 60. Southeast wind 5 to 10 mph.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
Rain likely before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow before 8pm. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 44.
Friday Night
A chance of rain after 8pm, mixing with snow after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Saturday
A 30 percent chance of snow. Mostly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
A chance of rain and snow. Cloudy, with a high near 48. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Canaan CT
 41.16°N 73.51°W (Elev. 390 ft)
Last Update:
1:57 am EDT Mar 9, 2026
Forecast Valid:
5am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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