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

56°F

13°C

Humidity 81%
Wind Speed Calm
Barometer 29.77 in (1008.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Apr 6:56 pm EDT
Extended Forecast for

Saybrook Manor CT

  • Tonight

    Tonight: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 53. Southwest wind 5 to 9 mph becoming calm after midnight.

    Low: 53 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 68. West wind 3 to 5 mph. Chance of precipitation is 60%.

    High: 68 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 51. Northeast wind 3 to 5 mph. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 57. Northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 57 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 47. Southeast wind around 6 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 54. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 37. Chance of precipitation is 80%.

    Low: 37 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 53. Southwest wind 5 to 9 mph becoming calm after midnight.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 68. West wind 3 to 5 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 51. Northeast wind 3 to 5 mph. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 57. Northeast wind 5 to 7 mph becoming southeast in the afternoon.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 47. Southeast wind around 6 mph becoming calm in the evening.
Sunday
Showers, mainly after 8am. High near 54. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers, mainly before 8pm. Low around 37. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saybrook Manor CT
 41.27°N 72.42°W (Elev. 0 ft)
Last Update:
2:57 pm EDT Apr 16, 2026
Forecast Valid:
7pm EDT Apr 16, 2026-6pm EDT Apr 23, 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