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Weather in Groton, Connecticut, USA

Now
50 °F

Sunny.


Feels Like: 45 °F
Forecast: 53 / 40 °F
Wind: 13 mph from North

Location: Groton / New London Airport
Current Time: Mar 21, 2026 at 9:36:21 am
Latest Report: Mar 21, 2026 at 8:56 am
Visibility: 10 mi
Pressure: 29.79 "Hg
Humidity: 74%
Dew Point: 42 °F
Location of GrotonLocation

Upcoming 5 hours

Now10:00 am11:00 am12:00 pm1:00 pm2:00 pm
50 °F46 °F48 °F49 °F51 °F51 °F

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Forecast for the next 48 hours

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 SaturdaySunday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature44 °F52 °F44 °F38 °F41 °F47 °F46 °F
Partly cloudy.Sunny.Overcast.Sprin­kles. Overcast.Sprin­kles. Overcast.Sprin­kles. Overcast.Rain. Overcast.
Feels Like39 °F49 °F44 °F31 °F33 °F42 °F44 °F
Wind Speed10 mph10 mph2 mph12 mph14 mph11 mph4 mph
Wind DirectionNW
NW
NNE
ESE
S
SSW
ENE
Humidity77%42%56%80%88%82%88%
Dew Point37 °F30 °F29 °F33 °F38 °F42 °F43 °F
Visibility6 mi8 mi6 mi5 mi4 mi6 mi1 mi
Probability of Precipitation2%0%0%8%16%3%64%
Amount of Rain0.00"0.00"0.00"0.00"0.02"0.01"0.17"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Saturday, March 21, 2026 3:42:42 am Groton time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Sunny. 47 / 29 °F
Humidity: 80%. Wind: 8 mph from Southwest

More weather last week

Currently at nearby stations

48 °F

Westerly State Airport: (14 mi)

Passing clouds.

45 °F

Montauk Airport: (20 mi)

Cool.

50 °F

Chester Airport: (22 mi)

Passing clouds.

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Forecast for the next 2 weeks

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Detailed forecast for 14 days