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

59°F

15°C

Humidity 69%
Wind Speed NW 7 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Oct 12:56 am EDT
Extended Forecast for

Waterford CT

  • Overnight

    Overnight: Mostly clear, with a low around 49. Northwest wind around 9 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. North wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 2am. Increasing clouds, with a low around 48. Calm wind becoming southeast around 5 mph after midnight.

    Low: 48 °F

    Mostly Clear
    then Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 70. Southeast wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms. Low around 43. Southwest wind 8 to 14 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before 8am. Partly sunny, with a high near 54.

    High: 54 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 49. Northwest wind around 9 mph.
Thursday
Sunny, with a high near 63. North wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A 30 percent chance of showers after 2am. Increasing clouds, with a low around 48. Calm wind becoming southeast around 5 mph after midnight.
Friday
Showers, with thunderstorms also possible after 5pm. High near 70. Southeast wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms. Low around 43. Southwest wind 8 to 14 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterford CT
 41.35°N 72.17°W (Elev. 69 ft)
Last Update:
7:37 pm EDT Oct 14, 2026
Forecast Valid:
1am EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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