Where the America/Argentina/La_Rioja time zone is used
Countries: 🇦🇷 Argentina.
Area covered: La Rioja (LR).
Largest cities on America/Argentina/La_Rioja
La RiojaLa Rioja
ChilecitoLa Rioja
AimogastaLa Rioja
AraucoLa Rioja
ChamicalLa Rioja
Castro BarrosLa Rioja
VinchinaLa Rioja
Villa BustosLa Rioja
AmingaLa Rioja
ChepesLa Rioja
FamatinaLa Rioja
MalanzánLa Rioja
America/Argentina/La_Rioja time zone
Argentina Time
Argentina Standard Time (UTC−3)
IANA: America/Argentina/La_Rioja · UTC−3
Daylight saving time in America/Argentina/La_Rioja
America/Argentina/La_Rioja does not use daylight saving time. The offset stays UTC−3 all year.
Sunrise and sunset in America/Argentina/La_Rioja today
Sunrise 07:06 · Sunset 19:27
Daylight 12h 21m · Solar noon 13:16
Time in America/Argentina/La_Rioja vs major world cities
| City | Local time | Difference from America/Argentina/La_Rioja |
|---|
| New York | Thu | 1 hour behind |
| Los Angeles | Thu | 4 hours behind |
| London | Thu | 4 hours ahead |
| Paris | Thu | 5 hours ahead |
| Dubai | Thu | 7 hours ahead |
| Mumbai | Fri | 8.5 hours ahead |
| Singapore | Fri | 11 hours ahead |
| Tokyo | Fri | 12 hours ahead |
| Sydney | Fri | 13 hours ahead |
| Johannesburg | Thu | 5 hours ahead |
| São Paulo | Thu | same time |
| Chicago | Thu | 2 hours behind |
What time zone is America/Argentina/La_Rioja in?
Clocks in America/Argentina/La_Rioja run on Argentina Time (UTC−3, UTC−3); software knows the zone as America/Argentina/La_Rioja.
Does America/Argentina/La_Rioja observe daylight saving time?
No. America/Argentina/La_Rioja keeps UTC−3 all year, so its time difference with places that do change their clocks shifts by an hour twice a year.
America/Argentina/La_Rioja in software and databases
Standard offset UTC−3, no daylight saving time (as of 2026).
October 2026 calendar for America/Argentina/La_Rioja
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | 1 | 2 | 3 | 4 |
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 |
| 26 | 27 | 28 | 29 | 30 | 31 | |
Frequently asked questions about America/Argentina/La_Rioja
What time zone is America/Argentina/La_Rioja in?
Argentina Time (UTC−3), UTC−3; IANA zone America/Argentina/La_Rioja.
Does America/Argentina/La_Rioja have daylight saving time?
No, it stays on UTC−3 all year.