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.

Overcast

62°F

17°C

Humidity 70%
Wind Speed W 8 mph
Barometer 29.92 in (1013.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 May 3:56 am EDT
Extended Forecast for

Niantic CT

  • Today

    Today: Sunny, with a high near 83. Light west wind becoming southwest 8 to 13 mph in the morning.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. West wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. East wind 3 to 8 mph.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely after 2pm. Sunny, then becoming mostly cloudy during the afternoon, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 83. Light west wind becoming southwest 8 to 13 mph in the morning.
Tonight
Partly cloudy, with a low around 59. West wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 74. East wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 58. Calm wind.
Tuesday
Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Showers likely after 2pm. Sunny, then becoming mostly cloudy during the afternoon, with a high near 85. Chance of precipitation is 60%.
Wednesday Night
Showers likely before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.34°N 72.2°W (Elev. 92 ft)
Last Update:
2:23 am EDT May 17, 2026
Forecast Valid:
4am EDT May 17, 2026-6pm EDT May 23, 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