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.

Overcast

43°F

6°C

Humidity 63%
Wind Speed W 14 G 30 mph
Barometer 29.81 in (1009.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 12 Nov 8:56 am EST
Extended Forecast for

Mystic CT

  • Today

    Today: Partly sunny, with a high near 49. Southwest wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 38. West wind around 10 mph, with gusts as high as 22 mph.

    Low: 38 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 51. West wind 9 to 13 mph, with gusts as high as 25 mph.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 47. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of rain after 1am. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain, mainly before 1pm. High near 57. Chance of precipitation is 80%.

    High: 57 °F

    Rain

Detailed Forecast

Today
Partly sunny, with a high near 49. Southwest wind 11 to 15 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. West wind around 10 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 51. West wind 9 to 13 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 33. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 47. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 47.
Saturday Night
A 50 percent chance of rain after 1am. Mostly cloudy, with a low around 36.
Sunday
Rain, mainly before 1pm. High near 57. Chance of precipitation is 80%.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mystic CT
 41.35°N 71.96°W (Elev. 0 ft)
Last Update:
1:00 am EST Nov 12, 2025
Forecast Valid:
8am EST Nov 12, 2025-6pm EST Nov 18, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation