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.

Overcast

74°F

23°C

Humidity 76%
Wind Speed S 9 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 16 Aug 5:56 pm EDT
Extended Forecast for

Ivoryton CT

  • Tonight

    Tonight: Showers, mainly after 8pm. Low around 67. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 67 °F

    Showers

  • Monday

    Monday: Showers, mainly before 11am. High near 77. Southeast wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. North wind around 5 mph becoming light and variable.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers, mainly after 8pm. Low around 67. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, mainly before 11am. High near 77. Southeast wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, with a low around 66. Calm wind.
Tuesday
Mostly sunny, with a high near 84. North wind around 5 mph becoming light and variable.
Tuesday Night
Mostly clear, with a low around 64. Calm wind.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Partly sunny, with a high near 79.
Saturday Night
Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ivoryton CT
 41.36°N 72.43°W (Elev. 95 ft)
Last Update:
2:20 pm EDT Aug 16, 2026
Forecast Valid:
6pm EDT Aug 16, 2026-6pm EDT Aug 23, 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