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.

A Few Clouds

35°F

2°C

Humidity 61%
Wind Speed W 7 mph
Barometer 29.55 in (1000.7 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 17 Nov 6:56 am EST
Extended Forecast for

Mystic CT

  • Today

    Today: Mostly sunny, with a high near 43. Wind chill values between 25 and 35. West wind 14 to 17 mph, with gusts as high as 34 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. West wind 9 to 13 mph, with gusts as high as 29 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 47. Wind chill values between 25 and 35 early. West wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. West wind 3 to 5 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. Northwest wind 3 to 6 mph.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Rain likely, mainly after 1pm. Cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

Detailed Forecast

Today
Mostly sunny, with a high near 43. Wind chill values between 25 and 35. West wind 14 to 17 mph, with gusts as high as 34 mph.
Tonight
Mostly clear, with a low around 31. West wind 9 to 13 mph, with gusts as high as 29 mph.
Tuesday
Sunny, with a high near 47. Wind chill values between 25 and 35 early. West wind 9 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 30. West wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 47. Northwest wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly cloudy, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Rain likely, mainly after 1pm. Cloudy, with a high near 55. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 51.
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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:
5:32 am EST Nov 17, 2025
Forecast Valid:
7am EST Nov 17, 2025-6pm EST Nov 23, 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