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 90%
Wind Speed N 5 mph
Barometer 30.14 in (1020.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 16 Aug 5:56 am EDT
Extended Forecast for

Old Saybrook Center CT

  • Today

    Today: Mostly sunny, with a high near 80. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 5am.  Low around 66. South wind 7 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 11am, then a chance of showers.  High near 80. Southeast wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 83. Light and variable wind.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers after 8am.  Partly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 80. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Tonight
Showers, with thunderstorms also possible after 5am. Low around 66. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm before 11am, then a chance of showers. High near 80. Southeast wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 66. Calm wind.
Tuesday
Sunny, with a high near 83. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
A 50 percent chance of showers after 8am. Partly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Old Saybrook Center CT
 41.29°N 72.36°W (Elev. 3 ft)
2:19 am EDT Aug 16, 2026
6am EDT Aug 16, 2026-6pm EDT Aug 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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