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.

Partly Cloudy

61°F

16°C

Humidity 97%
Wind Speed N 3 mph
Barometer 30.22 in (1023.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 9 Sep 2:56 am EDT
Extended Forecast for

2 Miles SW Groton CT

  • Overnight

    Overnight: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. Light and variable wind becoming south 9 to 14 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 31 mph.

    Low: 72 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: A 20 percent chance of showers before 11am. Mostly sunny, with a high near 79. Southwest wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 2am. Increasing clouds, with a low around 65. Northwest wind around 6 mph.

    Low: 65 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 66. Calm wind.
Wednesday
Mostly sunny, with a high near 75. Light and variable wind becoming south 9 to 14 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 72. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 31 mph.
Thursday
A 20 percent chance of showers before 11am. Mostly sunny, with a high near 79. Southwest wind 13 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of showers before 2am. Increasing clouds, with a low around 65. Northwest wind around 6 mph.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 65.
Sunday
A 40 percent chance of showers before 2pm. Partly sunny, with a high near 75.
Sunday Night
Mostly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Groton CT
 41.3°N 72.09°W (Elev. 0 ft)
Last Update:
2:23 am EDT Sep 9, 2026
Forecast Valid:
3am EDT Sep 9, 2026-6pm EDT Sep 15, 2026
 
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Additional Resources

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Chance of Precipitation