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

30°F

-1°C

Humidity 39%
Wind Speed N 12 mph
Barometer 30.24 in (1024.1 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 28 Mar 5:56 am EDT
Extended Forecast for

Mystic CT

  • Today

    Today: A 20 percent chance of snow showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 41. Wind chill values between 20 and 30. Northeast wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 41 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 25. Northwest wind 3 to 7 mph. Winds could gust as high as 23 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Light southwest wind increasing to 9 to 14 mph in the morning.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 55. Southwest wind 8 to 13 mph.

    High: 55 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of rain after 2pm. Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny
    then Chance
    Rain

Detailed Forecast

Today
A 20 percent chance of snow showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 41. Wind chill values between 20 and 30. Northeast wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
Tonight
Mostly clear, with a low around 25. Northwest wind 3 to 7 mph. Winds could gust as high as 23 mph.
Sunday
Mostly sunny, with a high near 44. Light southwest wind increasing to 9 to 14 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 23 mph.
Monday
Mostly cloudy, with a high near 55. Southwest wind 8 to 13 mph.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A 50 percent chance of rain after 2pm. Mostly sunny, with a high near 62.
Wednesday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 47.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Friday
A chance of rain and snow. Cloudy, with a high near 43. 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:
4:58 am EDT Mar 28, 2026
Forecast Valid:
6am EDT Mar 28, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation