Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

50°F

10°C

Humidity 48%
Wind Speed S 18 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 3 Nov 5:56 pm EST
Extended Forecast for

Groton / New London Airport CT

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 10pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Breezy, with a south wind 10 to 20 mph becoming west after midnight. Winds could gust as high as 34 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers
    Likely then
    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 58. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 38 mph.

    High: 58 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38. West wind 7 to 13 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 1am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Breezy, with a southwest wind 16 to 23 mph becoming northwest after midnight. Winds could gust as high as 37 mph.

    Low: 41 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 51. Breezy.

    High: 51 °F

    Sunny and
    Breezy then
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain likely, mainly after 1am.  Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Breezy, with a south wind 10 to 20 mph becoming west after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 58. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 38 mph.
Tuesday Night
Mostly clear, with a low around 38. West wind 7 to 13 mph, with gusts as high as 26 mph.
Wednesday
Mostly sunny, with a high near 58. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.
Wednesday Night
A 30 percent chance of rain, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Breezy, with a southwest wind 16 to 23 mph becoming northwest after midnight. Winds could gust as high as 37 mph.
Thursday
Sunny, with a high near 51. Breezy.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 56.
Friday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Saturday
A 50 percent chance of rain before 1pm. Partly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
A 40 percent chance of rain. Partly sunny, with a high near 53.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 49 ft)
1:08 pm EST Nov 3, 2025
6pm EST Nov 3, 2025-6pm EST Nov 10, 2025
 
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Additional Resources

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