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

25°F

-4°C

Humidity 55%
Wind Speed NW 7 mph
Barometer 30.18 in (1021.9 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 5 Jan 2:56 am EST
Extended Forecast for

Westbrook CT

  • Overnight

    Overnight: Mostly clear, with a low around 22. Wind chill values between 15 and 20. North wind around 6 mph.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of snow, mainly between 10am and 4pm. Increasing clouds, with a high near 35. Wind chill values between 15 and 25. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 35 °F

    Chance Snow

  • Monday Night

    Monday Night: A slight chance of rain and snow before 11pm, then a slight chance of rain between 11pm and 1am. Cloudy, with a low around 31. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 42. Calm wind becoming east around 5 mph in the afternoon.

    High: 42 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 1am. Cloudy, with a low around 37. East wind around 7 mph becoming west after midnight. Chance of precipitation is 60%.

    Low: 37 °F

    Rain Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 22. Wind chill values between 15 and 20. North wind around 6 mph.
Monday
A 30 percent chance of snow, mainly between 10am and 4pm. Increasing clouds, with a high near 35. Wind chill values between 15 and 25. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
A slight chance of rain and snow before 11pm, then a slight chance of rain between 11pm and 1am. Cloudy, with a low around 31. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 42. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Rain likely, mainly before 1am. Cloudy, with a low around 37. East wind around 7 mph becoming west after midnight. Chance of precipitation is 60%.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 49.
Friday Night
Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.28°N 72.45°W (Elev. 43 ft)
Last Update:
1:36 am EST Jan 5, 2026
Forecast Valid:
3am EST Jan 5, 2026-6pm EST Jan 11, 2026
 
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Additional Resources

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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