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.

Mostly Cloudy

75°F

24°C

Humidity 79%
Wind Speed S 9 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 26 Jun 2:56 pm EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. South wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly between noon and 4pm. Partly sunny, with a high near 80. Calm wind becoming south around 5 mph.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly between noon and 2pm. Partly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 81 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 62. South wind around 6 mph becoming calm in the evening.
Saturday
A 30 percent chance of showers, mainly between noon and 4pm. Partly sunny, with a high near 80. Calm wind becoming south around 5 mph.
Saturday Night
Mostly cloudy, with a low around 61. Calm wind.
Sunday
A 30 percent chance of showers, mainly between noon and 2pm. Partly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 61. Calm wind.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Uncasville-Oxoboxo Valley CT
 41.43°N 72.09°W (Elev. 56 ft)
Last Update:
2:46 pm EDT Jun 26, 2026
Forecast Valid:
3pm EDT Jun 26, 2026-6pm EDT Jul 3, 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