Guides

UTC−3: current time and where it is used

UTC−3 is 3 hours behind Coordinated Universal Time. In 2026, 37 IANA time zones use it, across 11 countries. 36 are on it at build time; the rest use it for part of the year.

Current time at UTC−3
UTC−311:08 AMThu, Oct 22
UTC2:08 PMThu, Oct 22

Calculated from your device clock at the fixed UTC−3 offset.

Quick reference
  • Midnight UTC is9:00 PM the previous day
  • 9:00 AM at UTC−3 is12:00 PM UTC
  • ISO 8601 suffix-03:00

Countries and places on UTC−3 in 2026

Calculated from the IANA time zone database at build time. Each row is one set of clock rules; local dates.

CountryZone and major placesOn UTC−3Other offset
ArgentinaAmerica/Argentina/Buenos_Aires
Buenos Aires, Mar del Plata, La Plata		All year—
America/Argentina/Cordoba
Córdoba, Rosario, Santa Fe		All year—
America/Argentina/Mendoza
Mendoza, San Martin, San Rafael		All year—
America/Argentina/Tucuman
Tucumán, Trancas		All year—
America/Argentina/Salta
Salta, Neuquen, Santa Rosa		All year—
America/Argentina/San_Juan
San Juan, Rodeo		All year—
America/Argentina/San_Luis
San Luis, Mercedes		All year—
America/Argentina/Jujuy
San Salvador de Jujuy, San Pedro, Libertador General San Martin		All year—
America/Argentina/Catamarca
Catamarca, Trelew, Puerto Madryn		All year—
America/Argentina/La_Rioja
La Rioja, Chamical, Chepes		All year—
America/Argentina/Rio_Gallegos
Rio Gallegos, El Calafate, 28 de Noviembre		All year—
America/Argentina/Ushuaia
Ushuaia, Rio Grande		All year—
BermudaAtlantic/Bermuda
Hamilton		Mar 8 – Nov 1UTC−4
BrazilAmerica/Sao_Paulo
Sao Paulo, Rio de Janeiro, Belo Horizonte		All year—
America/Bahia
Salvador, Feira de Santana, Vitoria da Conquista		All year—
America/Fortaleza
Fortaleza, Natal, Joao Pessoa		All year—
America/Recife
Recife, Jaboatao, Olinda		All year—
America/Belem
Belem, Vila Velha, Macapá		All year—
America/Maceio
Maceio, Aracaju, Arapiraca		All year—
America/Araguaina
Palmas, Araguaina, Gurupi		All year—
America/Santarem
Santarem, Itaituba, Altamira		All year—
CanadaAmerica/Halifax
Halifax, Charlottetown, New Glasgow		Mar 8 – Nov 1UTC−4
America/Moncton
Moncton, Saint John, Fredericton		Mar 8 – Nov 1UTC−4
America/Glace_Bay
Sydney		Mar 8 – Nov 1UTC−4
America/Goose_Bay
Labrador City, Happy Valley - Goose Bay, Port Burwell		Mar 8 – Nov 1UTC−4
ChileAmerica/Santiago
Santiago, Concepcion, Valparaiso		Jan 1 – Apr 4 and Sep 6 – Dec 31UTC−4
Falkland IslandsAtlantic/Stanley
Stanley, Fox Bay		All year—
French GuianaAmerica/Cayenne
Cayenne, Kourou, Saint-Laurent-du-Maroni		All year—
GreenlandAmerica/Thule
Qaanaaq, Savissivik		Mar 8 – Nov 1UTC−4
ParaguayAmerica/Asuncion
Asuncion, San Lorenzo, Ciudad del Este		All year—
SurinameAmerica/Paramaribo
Paramaribo, Cottica, Nieuw Nickerie		All year—
UruguayAmerica/Montevideo
Montevideo, Rivera, Salto		All year—
Other placesAmerica/Coyhaique
Coyhaique		All year—
America/Miquelon
Miquelon		Jan 1 – Mar 8 and Nov 1 – Dec 31UTC−2
America/Punta_Arenas
Punta Arenas		All year—
Antarctica/Palmer
Palmer		All year—
Antarctica/Rothera
Rothera		All year—

UTC−3 conversion table

Every hour at UTC−3, converted at fixed offsets.

UTC−3UTC+0UTC−5UTC−8UTC+1UTC+5:30UTC+8
12:00 AM3:00 AM10:00 PMprevious day7:00 PMprevious day4:00 AM8:30 AM11:00 AM
1:00 AM4:00 AM11:00 PMprevious day8:00 PMprevious day5:00 AM9:30 AM12:00 PM
2:00 AM5:00 AM12:00 AM9:00 PMprevious day6:00 AM10:30 AM1:00 PM
3:00 AM6:00 AM1:00 AM10:00 PMprevious day7:00 AM11:30 AM2:00 PM
4:00 AM7:00 AM2:00 AM11:00 PMprevious day8:00 AM12:30 PM3:00 PM
5:00 AM8:00 AM3:00 AM12:00 AM9:00 AM1:30 PM4:00 PM
6:00 AM9:00 AM4:00 AM1:00 AM10:00 AM2:30 PM5:00 PM
7:00 AM10:00 AM5:00 AM2:00 AM11:00 AM3:30 PM6:00 PM
8:00 AM11:00 AM6:00 AM3:00 AM12:00 PM4:30 PM7:00 PM
9:00 AM12:00 PM7:00 AM4:00 AM1:00 PM5:30 PM8:00 PM
10:00 AM1:00 PM8:00 AM5:00 AM2:00 PM6:30 PM9:00 PM
11:00 AM2:00 PM9:00 AM6:00 AM3:00 PM7:30 PM10:00 PM
12:00 PM3:00 PM10:00 AM7:00 AM4:00 PM8:30 PM11:00 PM
1:00 PM4:00 PM11:00 AM8:00 AM5:00 PM9:30 PM12:00 AMnext day
2:00 PM5:00 PM12:00 PM9:00 AM6:00 PM10:30 PM1:00 AMnext day
3:00 PM6:00 PM1:00 PM10:00 AM7:00 PM11:30 PM2:00 AMnext day
4:00 PM7:00 PM2:00 PM11:00 AM8:00 PM12:30 AMnext day3:00 AMnext day
5:00 PM8:00 PM3:00 PM12:00 PM9:00 PM1:30 AMnext day4:00 AMnext day
6:00 PM9:00 PM4:00 PM1:00 PM10:00 PM2:30 AMnext day5:00 AMnext day
7:00 PM10:00 PM5:00 PM2:00 PM11:00 PM3:30 AMnext day6:00 AMnext day
8:00 PM11:00 PM6:00 PM3:00 PM12:00 AMnext day4:30 AMnext day7:00 AMnext day
9:00 PM12:00 AMnext day7:00 PM4:00 PM1:00 AMnext day5:30 AMnext day8:00 AMnext day
10:00 PM1:00 AMnext day8:00 PM5:00 PM2:00 AMnext day6:30 AMnext day9:00 AMnext day
11:00 PM2:00 AMnext day9:00 PM6:00 PM3:00 AMnext day7:30 AMnext day10:00 AMnext day

Highlighted rows: 9 am – 5 pm at UTC−3. To convert local time in a city, use the city: its offset may change with the date.