National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

62°F

17°C

Humidity 31%
Wind Speed NW 18 G 36 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 20 Apr 11:56 am EDT
Extended Forecast for

Groton CTSimilar City Names

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. Breezy, with a northwest wind around 22 mph, with gusts as high as 33 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 43. Northwest wind around 7 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 53. Light and variable wind becoming south 5 to 9 mph in the morning.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Showers, mainly after 2am. Low around 48. South wind 8 to 11 mph. Chance of precipitation is 80%.

    Low: 48 °F

    Slight Chance
    Showers then
    Showers

  • Tuesday

    Tuesday: Showers, mainly before 8am. High near 63. Southwest wind 9 to 13 mph. Chance of precipitation is 80%.

    High: 63 °F

    Showers then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 59. Breezy, with a northwest wind around 22 mph, with gusts as high as 33 mph.
Tonight
Mostly clear, with a low around 43. Northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 53. Light and variable wind becoming south 5 to 9 mph in the morning.
Monday Night
Showers, mainly after 2am. Low around 48. South wind 8 to 11 mph. Chance of precipitation is 80%.
Tuesday
Showers, mainly before 8am. High near 63. Southwest wind 9 to 13 mph. Chance of precipitation is 80%.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 59.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Groton CTSimilar City Names
 41.32°N 72.09°W (Elev. 3 ft)
Last Update:
10:10 am EDT Apr 20, 2025
Forecast Valid:
12pm EDT Apr 20, 2025-6pm EDT Apr 26, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation