National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

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 76%
Wind Speed W 8 mph
Barometer 30.13 in (1020.1 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 11 Aug 10:56 pm EDT
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 64. West wind 3 to 5 mph.

    Low: 64 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, sunny, with a high near 85. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog. Otherwise, mostly clear, with a low around 68. Southwest wind 3 to 6 mph.

    Low: 68 °F

    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 86. Light southwest wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 64. West wind 3 to 5 mph.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 85. Calm wind becoming southwest 5 to 8 mph in the morning.
Tuesday Night
Patchy fog. Otherwise, mostly clear, with a low around 68. Southwest wind 3 to 6 mph.
Wednesday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 86. Light southwest wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.34°N 72.2°W (Elev. 92 ft)
Last Update:
7:13 pm EDT Aug 11, 2025
Forecast Valid:
11pm EDT Aug 11, 2025-6pm EDT Aug 18, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation