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

68°F

20°C

Humidity 96%
Wind Speed Calm
Barometer 29.91 in (1012.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 19 Aug 11:56 pm EDT
Extended Forecast for

3 Miles SSW Norwich CT

  • Overnight

    Overnight: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 11am. Increasing clouds, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 81. Light and variable wind becoming east around 6 mph in the afternoon.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers. Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 2am. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 66. Calm wind.
Thursday
A 20 percent chance of showers after 11am. Increasing clouds, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
A 50 percent chance of showers, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 60. Calm wind.
Friday
A 40 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 81. Light and variable wind becoming east around 6 mph in the afternoon.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 60. Calm wind.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 79.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 82.
Sunday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 61.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Norwich CT
 41.52°N 72.1°W (Elev. 95 ft)
Last Update:
2:29 pm EDT Aug 19, 2026
Forecast Valid:
12am EDT Aug 20, 2026-6pm EDT Aug 26, 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