Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

52°F

11°C

Humidity 100%
Wind Speed Calm
Barometer 30.19 in (1022.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 4 Oct 7:56 am EDT
Extended Forecast for

3 Miles SW Groton CT

  • Today

    Today: Sunny, with a high near 76. Southwest wind around 6 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Light and variable wind.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Light southwest wind.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. Southwest wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am.  Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers, mainly before 2pm.  High near 69. Chance of precipitation is 80%.

    High: 69 °F

    Showers

Detailed Forecast

Today
Sunny, with a high near 76. Southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 59. Light and variable wind.
Sunday
Sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 61. Light southwest wind.
Monday
Sunny, with a high near 76. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Wednesday
Showers, mainly before 2pm. High near 69. Chance of precipitation is 80%.
Wednesday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Groton CT
 41.3°N 72.12°W (Elev. 23 ft)
1:43 am EDT Oct 4, 2025
8am EDT Oct 4, 2025-6pm EDT Oct 10, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database