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

54°F

12°C

Humidity 97%
Wind Speed N 13 G 23 mph
Barometer 29.78 in (1008.2 mb)
Dewpoint 53°F (12°C)
Visibility 8.00 mi
Wind Chill50°F (10°C)
Last update 12 Oct 12:56 am EDT
Extended Forecast for

3 Miles SSW East Lyme CT

  • Overnight

    Overnight: Rain likely, mainly before 2am. Cloudy, with a steady temperature around 56. North wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Rain Likely

  • Columbus Day

    Columbus Day: Mostly cloudy through mid morning, then gradual clearing, with a high near 72. North wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 72 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 68. Light and variable wind becoming southeast 5 to 8 mph in the morning.

    High: 68 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 60. Southwest wind 5 to 7 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 52.

    Low: 52 °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 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain likely, mainly before 2am. Cloudy, with a steady temperature around 56. North wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Mostly cloudy through mid morning, then gradual clearing, with a high near 72. North wind 6 to 9 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 53. Calm wind.
Tuesday
Partly sunny, with a high near 68. Light and variable wind becoming southeast 5 to 8 mph in the morning.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Showers likely, mainly after 2pm. Partly sunny, with a high near 66. 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 57. Breezy.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW East Lyme CT
 41.34°N 72.26°W (Elev. 75 ft)
Last Update:
3:33 pm EDT Oct 11, 2026
Forecast Valid:
1am EDT Oct 12, 2026-6pm EDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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