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

41°F

5°C

Humidity 96%
Wind Speed N 10 mph
Barometer 29.69 in (1005.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 11 Jan 3:56 am EST
Extended Forecast for

2 Miles ESE East Haddam CT

  • Overnight

    Overnight: A 40 percent chance of rain. Patchy fog. Otherwise, cloudy, with a low around 39. Light northwest wind.

    Low: 39 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: A chance of rain before 10am, then a chance of snow showers after 4pm. Patchy fog before 7am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 44. Northwest wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance Rain
    and Patchy
    Fog then
    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers before 10pm. Partly cloudy, with a low around 26. Wind chill values between 15 and 20. West wind 13 to 17 mph, with gusts as high as 31 mph.

    Low: 26 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 39. Wind chill values between 15 and 25. West wind 7 to 13 mph, with gusts as high as 26 mph.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. West wind 5 to 7 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 46.

    High: 46 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 1am. Cloudy, with a low around 31.

    Low: 31 °F

    Cloudy then
    Chance Rain

Detailed Forecast

Overnight
A 40 percent chance of rain. Patchy fog. Otherwise, cloudy, with a low around 39. Light northwest wind.
Sunday
A chance of rain before 10am, then a chance of snow showers after 4pm. Patchy fog before 7am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 44. Northwest wind 3 to 8 mph. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of snow showers before 10pm. Partly cloudy, with a low around 26. Wind chill values between 15 and 20. West wind 13 to 17 mph, with gusts as high as 31 mph.
Monday
Sunny, with a high near 39. Wind chill values between 15 and 25. West wind 7 to 13 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 28. West wind 5 to 7 mph.
Tuesday
Sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Cloudy, with a high near 46.
Wednesday Night
A 30 percent chance of rain after 1am. Cloudy, with a low around 31.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 38.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 31.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE East Haddam CT
 41.45°N 72.41°W (Elev. 387 ft)
Last Update:
1:40 am EST Jan 11, 2026
Forecast Valid:
4am EST Jan 11, 2026-6pm EST Jan 17, 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