National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Light Rain

47°F

8°C

Humidity 69%
Wind Speed W 8 mph
Barometer 29.90 in (1012.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 23 Nov 4:56 pm EST
Extended Forecast for

Mystic CTSimilar City Names

  • This Afternoon

    This Afternoon: Scattered showers. Cloudy, with a high near 46. West wind around 8 mph. Chance of precipitation is 30%.

    High: 46 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 34. West wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Isolated
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49. Northwest wind 6 to 13 mph.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 34. Light and variable wind.

    Low: 34 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 30 percent chance of rain after 1pm. Cloudy, with a high near 55. South wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 55 °F

    Cloudy then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain. Steady temperature around 51. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain before 1am. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers. Cloudy, with a high near 46. West wind around 8 mph. Chance of precipitation is 30%.
Tonight
Isolated showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 34. West wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 49. Northwest wind 6 to 13 mph.
Monday Night
Increasing clouds, with a low around 34. Light and variable wind.
Tuesday
A 30 percent chance of rain after 1pm. Cloudy, with a high near 55. South wind 6 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Rain. Steady temperature around 51. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 59.
Wednesday Night
A 40 percent chance of rain before 1am. Mostly cloudy, with a low around 39.
Thanksgiving Day
Mostly sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 30.
Friday
Mostly sunny, with a high near 43. Breezy.
Friday Night
Mostly clear, with a low around 29.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mystic CTSimilar City Names
 41.35°N 71.96°W (Elev. 0 ft)
Last Update:
5:00 pm EST Nov 23, 2025
Forecast Valid:
5pm EST Nov 23, 2025-6pm EST Nov 30, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation