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.

Partly Cloudy

59°F

15°C

Humidity 83%
Wind Speed SW 8 mph
Barometer 29.71 in (1006.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 8 Nov 11:56 am EST
Extended Forecast for

Mystic CT

  • This Afternoon

    This Afternoon: Sunny, with a high near 64. West wind 8 to 10 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Increasing clouds, with a high near 59. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before midnight. Cloudy, with a low around 50. East wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain Likely

  • Monday

    Monday: A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 58. South wind 6 to 10 mph becoming west in the afternoon.

    High: 58 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 64. West wind 8 to 10 mph.
Tonight
Partly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm.
Sunday
Rain likely, mainly after 1pm. Increasing clouds, with a high near 59. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely, mainly before midnight. Cloudy, with a low around 50. East wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 58. South wind 6 to 10 mph becoming west in the afternoon.
Monday Night
Partly cloudy, with a low around 29.
Veterans Day
Mostly sunny, with a high near 44.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 34.
Friday
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:
10:14 am EST Nov 8, 2025
Forecast Valid:
12pm EST Nov 8, 2025-6pm EST Nov 14, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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