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.

Light Rain Fog/Mist

51°F

11°C

Humidity 96%
Wind Speed S 5 mph
Barometer 29.73 in (1006.8 mb)
Dewpoint 50°F (10°C)
Visibility 5.00 mi
Wind Chill49°F (9°C)
Last update 5 Apr 4:56 pm EDT
Extended Forecast for

Conning Towers-Nautilus Park CT

  • This Afternoon

    This Afternoon: Rain. Patchy fog. Steady temperature around 52. Southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Showers, mainly before 8pm. Patchy fog before 11pm. Low around 37. West wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Showers and
    Patchy Fog
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 52. West wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly after 2am. Partly cloudy, with a low around 35. Light and variable wind.

    Low: 35 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers. Partly sunny, with a high near 50. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 50 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 29.

    Low: 29 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 32.

    Low: 32 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain. Patchy fog. Steady temperature around 52. Southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers, mainly before 8pm. Patchy fog before 11pm. Low around 37. West wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Sunny, with a high near 52. West wind 10 to 13 mph, with gusts as high as 23 mph.
Monday Night
A 30 percent chance of showers, mainly after 2am. Partly cloudy, with a low around 35. Light and variable wind.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 50. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 29.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Clear, with a low around 32.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 59.
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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:
2:55 pm EDT Apr 5, 2026
Forecast Valid:
5pm EDT Apr 5, 2026-6pm EDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation