Current Local Time in Groton, South Dakota, United States is 11:12:19

EST-Eastern Standard Time UTC-05:00 hours

Saturday, Aug 09 2025, week - 32, 221^st day of year, Daylight saving is active

EST timezone converter

Weather:73.98°F/23.32°C/296.47K Clear sky

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Groton Weather

Current Temperature in Groton	73.98°F/23.32°C/296.47K
Feels like	74.12°F/23.4°C/296.55K
Groton Humidity Percentage	65%
Atmospheric Pressure in Groton	1009 hPa
Wind Speed in Groton	2.24 Miles Per Hour
Wind Direction in Groton	224 Degrees

Groton Time Zone

Groton Time Zone	Eastern Standard Time
Time Zone Abbreviation	EST
UTC Offset for Eastern Standard Time	-5 Hours
Is EST a Standard Time Zone?	Yes
Current Local Time in Groton	2025-08-09 11:12:19

Daylight Saving Time in Groton

Is Daylight Saving Time active now in Groton?	Yes
Groton Summer Time Zone	EST
Groton Winter Time Zone	EDT
Daylight Time Start Date	Sunday, 12 March 2023, 02:00 AM
Daylight Time End Date	Sunday, 05 November 2023, 02:00 AM
UTC Offset for DST	-5 Hours
UTC Offset during winter	-6 Hours

Twilights in Groton today

Civil Twilight Start Time	2025-08-09 05:54:24
Civil Twilight End Time	2025-08-09 21:22:22
Nautical Twilight Start Time	2025-08-09 05:13:16
Nautical Twilight End Time	2025-08-09 22:03:15
Astronomical Twilight Start Time	2025-08-09 04:26:47
Astronomical Twilight End Time	2025-08-09 22:49:18

Groton: Sunrise Time & Sunset Time

Sunrise Time in Groton	2025-08-09 06:27:05
Sunset Time in Groton	2025-08-09 20:49:49
Noon Time in Groton	2025-08-09 13:38:51
Duration of the daytime today in Groton	14 Hours-22 Minutes-44 Seconds

Groton: Moonrise Time & Moonset Time

Moonrise Time Today in Groton	2025-08-09 21:19:00
Moonset Time Today in Groton	2025-08-09 06:34:19

Groton: Moon Phases

New moon day	2025-08-23 01:07:28
Full moon day	2025-08-09 02:55:59
First Quarter of Moon	2025-08-01 07:42:16
Last Quarter of Moon	2025-08-16 00:13:10

Calendar Today

Day of the week	Saturday
Month of the year	August
Number of days in this month	31
Day of the year	220
Week of the year	32
Number of Seconds from Epoch	1754755939 Seconds

About Groton

Name of the City	Groton, South Dakota, United States
Nearby Cities & Towns around Groton:	Groton, Aberdeen, Britton, Webster
Two Letter Country code of United States (ISO 3166-1 alpha-2)	US
Three letter Country code of United States (ISO 3166-1 alpha-3)	USA
Groton Latitude	45.4474600
Groton Longitude	-98.0987100
Groton Elevation	397 meter

Alternates Names for Groton in Vernacular Languages

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