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.

Fair

43°F

6°C

Humidity 28%
Wind Speed N 9 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 27 Mar 6:56 pm EDT
Extended Forecast for

Mystic CT

  • Tonight

    Tonight: A 20 percent chance of snow showers after 2am. Mostly cloudy, with a low around 28. Northeast wind 3 to 6 mph.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 39. Wind chill values between 20 and 30. North wind 8 to 11 mph.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. Northwest wind 3 to 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. Southwest wind around 9 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain between 8am and 2pm. Partly sunny, with a high near 57. Chance of precipitation is 30%.

    High: 57 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain between 8pm and 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Chance Rain

Detailed Forecast

Tonight
A 20 percent chance of snow showers after 2am. Mostly cloudy, with a low around 28. Northeast wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 39. Wind chill values between 20 and 30. North wind 8 to 11 mph.
Saturday Night
Partly cloudy, with a low around 25. Northwest wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 45. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 38. Southwest wind around 9 mph, with gusts as high as 23 mph.
Monday
Partly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
A chance of rain between 8am and 2pm. Partly sunny, with a high near 57. Chance of precipitation is 30%.
Tuesday Night
A chance of rain between 8pm and 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of rain after 2pm. Partly sunny, with a high near 62.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 50.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mystic CT
 41.35°N 71.96°W (Elev. 0 ft)
Last Update:
3:17 pm EDT Mar 27, 2026
Forecast Valid:
7pm EDT Mar 27, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation