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.

Overcast

55°F

13°C

Humidity 93%
Wind Speed NE 15 G 22 mph
Barometer 29.79 in (1008.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 11 Oct 11:56 pm EDT
Extended Forecast for

3 Miles E Ledyard CT

  • Overnight

    Overnight: Rain, mainly before 2am. Low around 53. Northeast wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Rain

  • Columbus Day

    Columbus Day: Mostly cloudy through mid morning, then gradual clearing, with a high near 71. North wind 6 to 9 mph.

    High: 71 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 53. Light northwest wind.

    Low: 53 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67. Northeast wind 5 to 7 mph becoming south in the afternoon.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 60. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain, mainly before 2am. Low around 53. Northeast wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Columbus Day
Mostly cloudy through mid morning, then gradual clearing, with a high near 71. North wind 6 to 9 mph.
Monday Night
Increasing clouds, with a low around 53. Light northwest wind.
Tuesday
Mostly cloudy, with a high near 67. Northeast wind 5 to 7 mph becoming south in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 60. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Showers likely, mainly after 2pm. Partly sunny, with a high near 65. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 56. Breezy.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Ledyard CT
 41.44°N 71.94°W (Elev. 92 ft)
Last Update:
3:33 pm EDT Oct 11, 2026
Forecast Valid:
12am EDT Oct 12, 2026-6pm EDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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