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.

Fair

74°F

23°C

Humidity 69%
Wind Speed SW 8 mph
Barometer 30.07 in (1018.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 26 Aug 12:56 pm EDT
Extended Forecast for

Ivoryton CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. Southwest wind 3 to 5 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Light south wind.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 5pm. Increasing clouds, with a high near 79. South wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 67. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Partly sunny, with a high near 80. Light southwest wind. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. Southwest wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 65. Light south wind.
Thursday
A 30 percent chance of showers, mainly after 5pm. Increasing clouds, with a high near 79. South wind 5 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 67. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Partly sunny, with a high near 80. Light southwest wind. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ivoryton CT
 41.35°N 72.47°W (Elev. 289 ft)
Last Update:
2:49 am EDT Aug 26, 2026
Forecast Valid:
1pm EDT Aug 26, 2026-6pm EDT Sep 1, 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