Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

73°F

23°C

Humidity 96%
Wind Speed S 7 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 6 Sep 1:56 pm EDT
Extended Forecast for

Groton / New London Airport CT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Partly sunny, with a steady temperature around 76. South wind around 15 mph, with gusts as high as 29 mph.

    High: 76 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers after 2am.  Low around 63. Southwest wind 5 to 8 mph becoming north after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 11am, then showers likely.  High near 69. North wind 6 to 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Northwest wind 5 to 7 mph.

    Low: 51 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 72. North wind 6 to 8 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a steady temperature around 76. South wind around 15 mph, with gusts as high as 29 mph.
Tonight
Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Low around 63. Southwest wind 5 to 8 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm before 11am, then showers likely. High near 69. North wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Northwest wind 5 to 7 mph.
Monday
Sunny, with a high near 72. North wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 70.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 49 ft)
2:13 pm EDT Sep 6, 2025
2pm EDT Sep 6, 2025-6pm EDT Sep 12, 2025
 
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Additional Resources

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