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Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

66°F

19°C

Humidity 93%
Wind Speed SE 3 mph
Barometer 29.68 in (1004.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 12 Jun 3:56 am EDT
Extended Forecast for

Groton / New London Airport CT

  • Overnight

    Overnight: A 20 percent chance of showers. Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 66. Light southwest wind.

    Low: 66 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 88 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 65. West wind 7 to 10 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 88. Northwest wind around 10 mph.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. West wind 5 to 7 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 85.

    High: 85 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Showers. Low around 60. Chance of precipitation is 90%.

    Low: 60 °F

    Showers

  • Monday

    Monday: Showers likely before 8am. Mostly sunny, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 66. Light southwest wind.
Friday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 65. West wind 7 to 10 mph becoming northwest after midnight. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 88. Northwest wind around 10 mph.
Saturday Night
Mostly clear, with a low around 64. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Increasing clouds, with a high near 85.
Sunday Night
Showers. Low around 60. Chance of precipitation is 90%.
Monday
Showers likely before 8am. Mostly sunny, with a high near 81. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 49 ft)
Last Update:
2:45 am EDT Jun 12, 2026
Forecast Valid:
4am EDT Jun 12, 2026-6pm EDT Jun 18, 2026
 
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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