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

64°F

18°C

Humidity 75%
Wind Speed SW 7 mph
Barometer 29.81 in (1009.5 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 16 Jun 7:56 pm EDT
Extended Forecast for

2 Miles ESE Niantic CT

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Southwest wind 5 to 10 mph becoming light after midnight.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. Light south wind becoming southeast 5 to 9 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 59. South wind 3 to 5 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Southeast wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 63. West wind 9 to 15 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. Southwest wind 5 to 10 mph becoming light after midnight.
Wednesday
Mostly sunny, with a high near 71. Light south wind becoming southeast 5 to 9 mph in the morning.
Wednesday Night
Increasing clouds, with a low around 59. South wind 3 to 5 mph.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Southeast wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 63. West wind 9 to 15 mph. Chance of precipitation is 30%.
Juneteenth
Mostly sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 75.
Saturday Night
Clear, with a low around 61.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 60.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 70.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Niantic CT
 41.31°N 72.18°W (Elev. 0 ft)
Last Update:
3:07 pm EDT Jun 16, 2026
Forecast Valid:
8pm EDT Jun 16, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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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