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

61°F

16°C

Humidity 90%
Wind Speed SE 5 mph
Barometer 30.18 in (1021.9 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 15 Jun 9:56 pm EDT
Extended Forecast for

Conning Towers-Nautilus Park CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Northeast wind 3 to 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69. East wind 6 to 9 mph.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. Northeast wind 3 to 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 72. Southeast wind 3 to 7 mph.

    High: 72 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 61. Light southeast wind.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 78.

    High: 78 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers between 8pm and 2am. Partly cloudy, with a low around 65. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. Northeast wind 3 to 5 mph.
Monday
Partly sunny, with a high near 69. East wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 58. Northeast wind 3 to 6 mph.
Tuesday
Mostly cloudy, with a high near 72. Southeast wind 3 to 7 mph.
Tuesday Night
A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 61. Light southeast wind.
Wednesday
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 78.
Wednesday Night
Mostly cloudy, with a low around 66.
Juneteenth
Sunny, with a high near 86.
Thursday Night
A chance of showers between 8pm and 2am. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.39°N 72.07°W (Elev. 200 ft)
Last Update:
6:40 pm EDT Jun 15, 2025
Forecast Valid:
10pm EDT Jun 15, 2025-6pm EDT Jun 22, 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