National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

N/A

Humidity NA
Wind Speed SW 5 mph
Barometer 29.75 in (1007.6 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 19 Jun 3:56 pm EDT
Extended Forecast for

Groton / New London Airport CT

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Mostly sunny, with a steady temperature around 78. Southwest wind around 13 mph, with gusts as high as 24 mph.

    High: 78 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Some of the storms could be severe. Mostly cloudy, with a low around 65. Southwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 65 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 81. West wind 14 to 17 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. West wind 5 to 9 mph becoming calm after midnight.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79. Southwest wind 5 to 9 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
A 20 percent chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Mostly sunny, with a steady temperature around 78. Southwest wind around 13 mph, with gusts as high as 24 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Some of the storms could be severe. Mostly cloudy, with a low around 65. Southwest wind around 11 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 81. West wind 14 to 17 mph.
Friday Night
Partly cloudy, with a low around 64. West wind 5 to 9 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 79. Southwest wind 5 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 66.
Sunday
Partly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 49 ft)
Last Update:
2:38 pm EDT Jun 19, 2025
Forecast Valid:
4pm EDT Jun 19, 2025-6pm EDT Jun 26, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation