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

60°F

16°C

Humidity 96%
Wind Speed SE 5 mph
Barometer 30.17 in (1021.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Jun 11:56 pm EDT
Extended Forecast for

Conning Towers-Nautilus Park CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 57. Northeast wind around 6 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 66. East wind 7 to 9 mph.

    High: 66 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. East wind 3 to 7 mph.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67. Southeast wind 6 to 8 mph.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 62. Southeast wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers between 8pm and 2am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 57. Northeast wind around 6 mph.
Monday
Mostly cloudy, with a high near 66. East wind 7 to 9 mph.
Monday Night
Mostly cloudy, with a low around 59. East wind 3 to 7 mph.
Tuesday
Mostly cloudy, with a high near 67. Southeast wind 6 to 8 mph.
Tuesday Night
A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 62. Southeast wind around 6 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 73.
Wednesday Night
Mostly cloudy, with a low around 67.
Juneteenth
Sunny, with a high near 80.
Thursday Night
A chance of showers between 8pm and 2am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.36°N 72.08°W (Elev. 79 ft)
Last Update:
6:40 pm EDT Jun 15, 2025
Forecast Valid:
12am EDT Jun 16, 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