Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

49°F

9°C

Humidity 93%
Wind Speed N 5 mph
Barometer 30.04 in (1017.3 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 18 Apr 4:56 am EDT
Extended Forecast for

Old Saybrook Center CT

  • Today

    Today: Partly sunny, with a high near 52. North wind 5 to 8 mph becoming southeast in the afternoon.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers after 5am.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 45. Southeast wind 3 to 6 mph.

    Low: 45 °F

    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then showers after 2pm.  High near 53. Southeast wind 6 to 16 mph becoming northwest in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Showers

  • Sunday Night

    Sunday Night: Cloudy during the early evening, then gradual clearing, with a low around 38. West wind 6 to 10 mph.

    Low: 38 °F

    Gradual
    Clearing

  • Monday

    Monday: A 20 percent chance of showers after 2pm.  Mostly sunny, with a high near 47. Northwest wind 7 to 9 mph.

    High: 47 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 52. North wind 5 to 8 mph becoming southeast in the afternoon.
Tonight
A 30 percent chance of showers after 5am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 45. Southeast wind 3 to 6 mph.
Sunday
Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 53. Southeast wind 6 to 16 mph becoming northwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Cloudy during the early evening, then gradual clearing, with a low around 38. West wind 6 to 10 mph.
Monday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 47. Northwest wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Old Saybrook Center CT
 41.29°N 72.39°W (Elev. 89 ft)
2:16 am EDT Apr 18, 2026
5am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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