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

51°F

11°C

Humidity 92%
Wind Speed Calm
Barometer 29.87 in (1011.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Apr 5:56 am EDT
Extended Forecast for

Saybrook Manor CT

  • Today

    Today: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 67. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. South wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    T-storms

  • Thursday

    Thursday: Partly sunny, with a high near 67. South wind 3 to 8 mph.

    High: 67 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 53. South wind 5 to 7 mph becoming calm after midnight.

    Low: 53 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 66. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

Detailed Forecast

Today
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 67. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. South wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 67. South wind 3 to 8 mph.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53. South wind 5 to 7 mph becoming calm after midnight.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 66. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
Partly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Sunday Night
Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Monday
A 30 percent chance of snow showers. Mostly sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saybrook Manor CT
 41.27°N 72.42°W (Elev. 0 ft)
Last Update:
5:23 am EDT Apr 15, 2026
Forecast Valid:
6am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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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