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

78°F

26°C

Humidity 85%
Wind Speed S 8 mph
Barometer 29.90 in (1012.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 14 Aug 1:56 pm EDT
Extended Forecast for

2 Miles NNE Niantic CT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Light southwest wind.

    High: 84 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog between 9pm and 1am. Otherwise, mostly clear, with a low around 67. Calm wind. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Sunny, with a high near 85. Northeast wind around 7 mph becoming southeast in the afternoon.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Light southwest wind.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog between 9pm and 1am. Otherwise, mostly clear, with a low around 67. Calm wind. Chance of precipitation is 20%.
Friday
Sunny, with a high near 85. Northeast wind around 7 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 85.
Sunday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Niantic CT
 41.36°N 72.2°W (Elev. 200 ft)
Last Update:
1:53 pm EDT Aug 14, 2025
Forecast Valid:
2pm EDT Aug 14, 2025-6pm EDT Aug 20, 2025
 
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Additional Resources

Radar & Satellite Image

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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