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

47°F

8°C

Humidity 83%
Wind Speed S 14 mph
Barometer 30.22 in (1023.4 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 10 Apr 3:56 pm EDT
Extended Forecast for

3 Miles SSW Niantic CT

  • Tonight

    Tonight: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 44. Southwest wind 7 to 11 mph.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 58. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38. North wind 3 to 8 mph.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 52. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 52 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 43. South wind 6 to 8 mph.

    Low: 43 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 44. Southwest wind 7 to 11 mph.
Saturday
Sunny, with a high near 58. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 38. North wind 3 to 8 mph.
Sunday
Increasing clouds, with a high near 52. Calm wind becoming south 5 to 8 mph in the afternoon.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 43. South wind 6 to 8 mph.
Monday
Mostly cloudy, with a high near 61.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 70.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Niantic CT
 41.29°N 72.21°W (Elev. 3 ft)
Last Update:
4:11 pm EDT Apr 10, 2026
Forecast Valid:
5pm EDT Apr 10, 2026-6pm EDT Apr 17, 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