Groton, Connecticut Weather
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Click for Special Weather Statement for Groton, Connecticut
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Weather Forecast for Groton, Connecticut : New London County
Issued: 9:28 am EDT Apr 18, 2025 Latitude: 41.3500984 Longitude: -72.0784092 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Sunny on This Afternoon Mostly Cloudy on Tonight Partly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 30% chance of on Tuesday Sunny on Wednesday Partly Sunny on Thursday
High: 52°F Low: 49°F High: 66°F High: 56°F High: 53°F High: 62°F High: 61°F High: 57°F
Low: 52°F Low: 38°F Low: 47°F Low: 47°F Low: 47°F  
Mostly Sunny Mostly Cloudy Partly Sunny Mostly Sunny Mostly Sunny Partly Sunny Sunny Partly Sunny
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Current Conditions at
GROTON - (KGON)
54°
Clear
as of 11:56 AM EDST
Rel. Humidity: 37%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
9 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
WESTERLY STATE ARPT - (KWST)
55°
Clear
as of 11:53 AM EDST
Rel. Humidity: 22%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
8 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
MONTAUK - (KMTP)
59°
Clear
as of 11:54 AM EDST
Rel. Humidity: 28%
Dew Point: 27°F
Pressure: 30.30 in.
Wind Data
5 MPH
Current Conditions at
WILLIMANTIC - (KIJD)
63°
Clear
as of 11:52 AM EDST
Rel. Humidity: 21%
Dew Point: 23°F
Pressure: 30.23 in.
Wind Data
10 MPH
Gust: 22 MPH
210° Southwest
Cloud Level(s): Clear
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 52. South wind 11 to 17 mph, with gusts as high as 29 mph.
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 49. South wind 11 to 15 mph, with gusts as high as 26 mph.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 66. Southwest wind 11 to 16 mph, with gusts as high as 28 mph.
20% chance of rain Saturday Night Saturday Night... A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 52. West wind 13 to 15 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 56. Northwest wind around 16 mph.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 38.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 53.
50% chance of rain Monday Night Monday Night... A 50 percent chance of showers after 2am. Mostly cloudy, with a low around 47.
30% chance of Tuesday Tuesday... A 30 percent chance of showers before 2pm. Partly sunny, with a high near 62.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 47.
Sunny on Wednesday Wednesday... Sunny, with a high near 61.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 47.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 57.
Current Radar Image


Sun Almanac for Groton, Connecticut
Sunrise: 06:03 AM
Sunset: 7:32 PM
Civil Sunrise:05:34 AM
Civil Sunset: 8:01 PM
Nautical Sunrise: 04:59 AM
Nautical Sunset: 8:36 PM
Astro Sunrise: 04:22 AM
Astro Sunset: 9:13 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.