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.

Light Rain Fog/Mist

41°F

5°C

Humidity 89%
Wind Speed NE 15 mph
Barometer 30.39 in (1029.1 mb)
Dewpoint 38°F (3°C)
Visibility 6.00 mi
Wind Chill33°F (1°C)
Last update 2 Apr 6:56 am EDT
Extended Forecast for

2 Miles SSW Niantic CT

  • Today

    Today: Showers likely before 11am. Mostly cloudy, with a high near 43. Northeast wind around 14 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Showers
    Likely then
    Mostly Cloudy

  • Tonight

    Tonight: A chance of drizzle or light rain, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 39. East wind 7 to 11 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Chance Light
    Rain and
    Patchy Fog

  • Friday

    Friday: A chance of drizzle or light rain, mainly before 11am. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 52. East wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 52 °F

    Chance Light
    Rain and
    Areas Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49. Southeast wind 8 to 11 mph becoming southwest after midnight.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 61. Light and variable wind becoming east 6 to 11 mph in the afternoon.

    High: 61 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 56. Chance of precipitation is 90%.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Showers likely before 11am. Mostly cloudy, with a high near 43. Northeast wind around 14 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of drizzle or light rain, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 39. East wind 7 to 11 mph. Chance of precipitation is 30%.
Friday
A chance of drizzle or light rain, mainly before 11am. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 52. East wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 49. Southeast wind 8 to 11 mph becoming southwest after midnight.
Saturday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 61. Light and variable wind becoming east 6 to 11 mph in the afternoon.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 42.
Sunday
Showers, mainly after 8am. High near 56. Chance of precipitation is 90%.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 37.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 49.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 32.
Wednesday
Sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Niantic CT
 41.29°N 72.21°W (Elev. 3 ft)
Last Update:
2:20 am EDT Apr 2, 2026
Forecast Valid:
7am EDT Apr 2, 2026-6pm EDT Apr 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation