Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

55°F

13°C

Humidity 42%
Wind Speed NW 20 G 30 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 6 Oct 10:56 am EDT
Extended Forecast for

3 Miles ENE Hadlyme CT

Frost Advisory October 6, 11:00pm until October 7, 09:00am
Click here for hazard details and duration
Frost Advisory
  • Today

    Today: Sunny, with a high near 61. Northwest wind 11 to 13 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 5am.  Otherwise, clear, with a low around 37. Light northwest wind.

    Low: 37 °F

    Clear then
    Patchy Frost

  • Wednesday

    Wednesday: Patchy frost before 8am.  Otherwise, sunny, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 65 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Southwest wind around 6 mph.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. Southwest wind 6 to 9 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 61. Northwest wind 11 to 13 mph.
Tonight
Patchy frost after 5am. Otherwise, clear, with a low around 37. Light northwest wind.
Wednesday
Patchy frost before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. Southwest wind around 6 mph.
Thursday
Sunny, with a high near 72. Southwest wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Columbus Day
A 40 percent chance of showers. Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Hadlyme CT
 41.41°N 72.3°W (Elev. 98 ft)
3:07 am EDT Oct 6, 2026
11am EDT Oct 6, 2026-6pm EDT Oct 12, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database