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.

Mostly Cloudy

50°F

10°C

Humidity 96%
Wind Speed SW 7 mph
Barometer 30.07 in (1018.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 4 Apr 2:56 am EDT
Extended Forecast for

2 Miles SSW Niantic CT

  • Overnight

    Overnight: Widespread dense fog, mainly after 5am. Otherwise, mostly cloudy, with a steady temperature around 50. West wind around 6 mph.

    Low: 50 °F

    Dense Fog

  • Saturday

    Saturday: Areas of dense fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. North wind 5 to 11 mph becoming east in the afternoon. Winds could gust as high as 21 mph.

    High: 56 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 40. East wind 9 to 14 mph.

    Low: 40 °F

    Chance Rain

  • Sunday

    Sunday: Rain and thunderstorms likely, then rain after 2pm. High near 55. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Rain Likely
    then Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 40. Northwest wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain Likely
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers before 2pm. Partly sunny, with a high near 49.

    High: 49 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Overnight
Widespread dense fog, mainly after 5am. Otherwise, mostly cloudy, with a steady temperature around 50. West wind around 6 mph.
Saturday
Areas of dense fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. North wind 5 to 11 mph becoming east in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 40. East wind 9 to 14 mph.
Sunday
Rain and thunderstorms likely, then rain after 2pm. High near 55. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 40. Northwest wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
A 40 percent chance of showers before 2pm. Partly sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 45.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Niantic CT
 41.29°N 72.21°W (Elev. 3 ft)
Last Update:
2:33 am EDT Apr 4, 2026
Forecast Valid:
3am EDT Apr 4, 2026-6pm EDT Apr 10, 2026
 
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Additional Resources

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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