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

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Mostly Cloudy

35°F

2°C

Humidity 64%
Wind Speed NE 12 mph
Barometer 30.14 in (1020.7 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 16 Feb 9:56 am EST
Extended Forecast for

Ivoryton CT

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 40. Northeast wind around 6 mph becoming calm in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of snow after 4am. Increasing clouds, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 41. Calm wind becoming southwest around 6 mph.

    High: 41 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain, mainly after 1pm. High near 41. Calm wind becoming southeast around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A 30 percent chance of snow before 7am. Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.

    High: 40 °F

    Rain/Snow
    Likely

Detailed Forecast

Washington's Birthday
Mostly sunny, with a high near 40. Northeast wind around 6 mph becoming calm in the afternoon.
Tonight
A 20 percent chance of snow after 4am. Increasing clouds, with a low around 27. Calm wind.
Tuesday
Mostly cloudy, with a high near 41. Calm wind becoming southwest around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Calm wind.
Wednesday
Rain, mainly after 1pm. High near 41. Calm wind becoming southeast around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
A 30 percent chance of snow before 7am. Mostly cloudy, with a high near 40.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ivoryton CT
 41.34°N 72.44°W (Elev. 79 ft)
Last Update:
2:01 am EST Feb 16, 2026
Forecast Valid:
9am EST Feb 16, 2026-6pm EST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation