
Current Local Time in Groton, Connecticut, USA
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11:33:17
Friday, 4 July 2025
EDT
Country: | United States |
State: | Connecticut (CT) |
Languages: | English |
Currency: | United States Dollar (USD) |
Lat/Long: | 41.3497°N / 72.0791°W |
Elevation: | 19 m |
Country Code: | +1 |
Holiday Note: Jul 04 - Independence Day. The Businesses may be closed. Learn More |
Weather
°C
Change Units for Weather
Now

Sunny
25 °C
Sat, 5

Sunny
25 / 17 °C
Sun, 6

Cloudy
25 / 17 °C
Mon, 7

Partly Cloudy
27 / 20 °C
Time Zone

Time Zone
EST (Eastern Standard Time) GMT/UTC -5 hours

Time Zone
Currently Active
EDT (Eastern Daylight Time) GMT/UTC -4 hours

DST started
9 Mar 2025 Forward 1 hour From 2:00 AM to 3:00 AM

DST ends
2 Nov 2025 Back 1 hour From 2:00 AM to 1:00 AM
Sun & Moon

Sunrise
05:21

Sunset
20:24

Day length
15 hours, 03 minutes -48s shorter

Moon 61%
Rise - 15:01 Set - 00:47
Time Zone ConverterCompare the local time of two time zones, countries or cities of the world | ![]() |
Groton
Time Difference to major World Cities
Upcoming Holidays
Friday, July 4, 2025 Independence Day
Monday, September 1, 2025 Labor Day
Monday, October 13, 2025 Columbus Day
Tuesday, November 11, 2025 Veterans Day
Thursday, November 27, 2025 Thanksgiving Day
Airports
Groton New London Airport, GON About 4 km from Groton
Quonset State Airport, NCO About 62 km from Groton
Hartford Brainard Airport, HFD About 64 km from Groton
Tweed New Haven Airport, HVN About 68 km from Groton
Theodore Francis Green State Airport, PVD About 69 km from Groton
See on the Map
Major cities in the vicinity of Groton, USA
Hartford ... (68 Km)
New Haven ... (71 Km)
Providence ... (76 Km)
Springfield ... (94 Km)
Worcester ... (104 Km)
Stamford ... (126 Km)
Boston ... (141 Km)
Yonkers ... (159 Km)
New York ... (176 Km)
Newark ... (188 Km)
Albany ... (200 Km)
Saratoga Springs ... (238 Km)
Allentown ... (297 Km)
Portland ... (297 Km)
Philadelphia ... (303 Km)
Syracuse ... (385 Km)
Harrisburg ... (422 Km)
Baltimore ... (447 Km)
Sherbrooke ... (451 Km)
Bangor ... (468 Km)
Montréal ... (477 Km)
Kingston ... (482 Km)
Rochester ... (497 Km)
Washington DC ... (501 Km)
Ottawa ... (539 Km)
Trois-Rivières ... (556 Km)
Buffalo ... (586 Km)
Virginia Beach ... (603 Km)
Québec ... (611 Km)
Norfolk ... (618 Km)
Note: The distance between two locations is provided as an aerial distance for informational purposes only. While approximate, this calculation is based on reliable data and may vary slightly from the actual distance as reported in official forecasts and advisories.