Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

66°F

19°C

Humidity 90%
Wind Speed Calm
Barometer 30.12 in (1020.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 4 Aug 9:56 pm EDT
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. Calm wind.  Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 85. Southwest wind 3 to 8 mph.

    High: 85 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. Southwest wind 3 to 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 62. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 85. Southwest wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 72. Southwest wind 3 to 5 mph.
Friday
Sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 70.
Monday
Sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.31°N 72.21°W (Elev. 30 ft)
4:10 pm EDT Aug 4, 2026
10pm EDT Aug 4, 2026-6pm EDT Aug 11, 2026
 
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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