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

37°F

3°C

Humidity 48%
Wind Speed SW 14 G 24 mph
Barometer 30.11 in (1019.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 13 Mar 11:56 am EDT
Extended Forecast for

Fenwick CT

  • This Afternoon

    This Afternoon: Mostly cloudy, with a steady temperature around 41. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 41 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of rain before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. South wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 36 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Breezy, with a west wind 18 to 22 mph, with gusts as high as 33 mph.

    High: 47 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 30. West wind 7 to 14 mph.

    Low: 30 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 44. North wind 5 to 9 mph becoming southeast in the afternoon.

    High: 44 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 5am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Mostly Cloudy
    then Rain
    Likely

  • Monday

    Monday: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 57. Breezy. Chance of precipitation is 100%.

    High: 57 °F

    Heavy Rain
    and Breezy

  • Monday Night

    Monday Night: Rain. Low around 40. Windy. Chance of precipitation is 90%.

    Low: 40 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain likely, mainly before 8am. Partly sunny, with a high near 47. Breezy. Chance of precipitation is 60%.

    High: 47 °F

    Breezy. Rain
    Likely then
    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a steady temperature around 41. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of rain before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. South wind 11 to 14 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 47. Breezy, with a west wind 18 to 22 mph, with gusts as high as 33 mph.
Saturday Night
Increasing clouds, with a low around 30. West wind 7 to 14 mph.
Sunday
Mostly cloudy, with a high near 44. North wind 5 to 9 mph becoming southeast in the afternoon.
Sunday Night
Rain likely, mainly after 5am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 57. Breezy. Chance of precipitation is 100%.
Monday Night
Rain. Low around 40. Windy. Chance of precipitation is 90%.
Tuesday
Rain likely, mainly before 8am. Partly sunny, with a high near 47. Breezy. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fenwick CT
 41.27°N 72.36°W (Elev. 10 ft)
Last Update:
6:18 am EDT Mar 13, 2026
Forecast Valid:
12pm EDT Mar 13, 2026-6pm EDT Mar 19, 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