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

72°F

22°C

Humidity 94%
Wind Speed W 6 mph
Barometer 29.84 in (1010.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 2 Jul 6:56 pm EDT
Extended Forecast for

New London CT

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 64. West wind around 5 mph becoming calm after midnight.

    Low: 64 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 88 °F

    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 64. West wind around 6 mph becoming light and variable.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 85. West wind 7 to 13 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Light north wind.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

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

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers before 11pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 64. West wind around 5 mph becoming calm after midnight.
Thursday
A 30 percent chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Thursday Night
A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 64. West wind around 6 mph becoming light and variable.
Independence Day
Sunny, with a high near 85. West wind 7 to 13 mph.
Friday Night
Mostly clear, with a low around 61. Light north wind.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.35°N 72.11°W (Elev. 98 ft)
Last Update:
7:40 pm EDT Jul 2, 2025
Forecast Valid:
7pm EDT Jul 2, 2025-6pm EDT Jul 9, 2025
 
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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