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

40°F

4°C

Humidity 53%
Wind Speed NW 6 mph
Barometer 30.15 in (1020.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 6 Nov 9:56 pm EST
Extended Forecast for

2 Miles SSE Preston CT

  • Tonight

    Tonight: Areas of frost after 1am. Otherwise, mostly clear, with a low around 27. West wind around 6 mph becoming calm after midnight.

    Low: 27 °F

    Mostly Clear
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, increasing clouds, with a high near 59. Light south wind increasing to 12 to 17 mph in the morning.

    High: 59 °F

    Areas Frost
    then Partly
    Sunny

  • Friday Night

    Friday Night: Light rain likely, mainly after 10pm. Cloudy, with a steady temperature around 54. South wind 11 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Light Rain
    Likely

  • Saturday

    Saturday: A 50 percent chance of light rain before 1pm. Partly sunny, with a high near 64. West wind 7 to 9 mph.

    High: 64 °F

    Chance Light
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 1am. Cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Monday

    Monday: A 40 percent chance of rain. Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of frost after 1am. Otherwise, mostly clear, with a low around 27. West wind around 6 mph becoming calm after midnight.
Friday
Areas of frost before 8am. Otherwise, increasing clouds, with a high near 59. Light south wind increasing to 12 to 17 mph in the morning.
Friday Night
Light rain likely, mainly after 10pm. Cloudy, with a steady temperature around 54. South wind 11 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 50 percent chance of light rain before 1pm. Partly sunny, with a high near 64. West wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 40. Light and variable wind.
Sunday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely, mainly before 1am. Cloudy, with a low around 44. Chance of precipitation is 60%.
Monday
A 40 percent chance of rain. Partly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 29.
Veterans Day
Mostly sunny, with a high near 44.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Preston CT
 41.53°N 71.98°W (Elev. 200 ft)
Last Update:
10:01 pm EST Nov 6, 2025
Forecast Valid:
10pm EST Nov 6, 2025-6pm EST Nov 13, 2025
 
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