Rio das OstrasBrazil
Current time in Rio das Ostras, Brazil
Friday, 16 October 2026
Brasilia Standard TimeUTC-03:00
⛶ Full-screen clockRio das Ostras time at a glance
- Country
- Brazil
- Location
- City in Rio de Janeiro
- Time zone
America/Sao_Paulo- UTC offset now
UTC-03:00- Current zone label
- GMT-3
- Next clock change
- No upcoming change available
Time-zone identity for Rio das Ostras
- IANA zone
America/Sao_Paulo- UTC offset now
- UTC-03:00
- Current zone label
- GMT-3
- Clock-change status
- No UTC offset change was found in the next 370 days.
Rio das Ostras is currently 3 hours behind UTC. The named zone, rather than the offset alone, should be used for future dates.
Clock changes in Rio das Ostras
370-day checked horizon
No UTC offset change was found through Thursday, 21 October 2027 in runtime time-zone data 2026b.
Time-zone history
UTC offset changes for Rio das Ostras
A bounded record of offset transitions calculated for America/Sao_Paulo, covering 2021 through 2031. Events are offset changes; their legal or daylight-saving cause is not inferred.
Previous 5 years
No UTC offset transition was found in the previous 5 years.
Next 5 years
No UTC offset transition was found in the next 5 years.
Dates are calculated from IANA time-zone rules. The calculation checks for offset changes throughout the displayed period and resolves each change to the nearest second.
Location context
About Rio das Ostras
Location details for Rio das Ostras in Rio de Janeiro, Brazil.
- Administrative area
- Rio de Janeiro, Brazil
- Population
- 168,099
- Coordinates
- 22.5269° S, 41.9450° W. The elevation is 11 metres.
Nearby city clocks
Cities near Rio das Ostras
Nearby cities are ordered by approximate straight-line distance from Rio das Ostras. Times are calculated for the same instant shown above.
- MacaéRio de Janeiro, Brazil23 km northeast
America/Sao_PauloSame local time - Armação dos BúziosRio de Janeiro, Brazil25 km south
America/Sao_PauloSame local time - Casimiro de AbreuRio de Janeiro, Brazil27 km west
America/Sao_PauloSame local time - São Pedro da AldeiaRio de Janeiro, Brazil38 km southwest
America/Sao_PauloSame local time - Cabo FrioRio de Janeiro, Brazil41 km south
America/Sao_PauloSame local time - Iguaba GrandeRio de Janeiro, Brazil45 km southwest
America/Sao_PauloSame local time
Sources for Rio das Ostras time and city facts
Time-zone calculations use runtime tzdb 2026b. Weather and astronomy sources include their own retrieval times where available.
View 3 sources
- GeoNames cities15000GeoNames · 2026-07-15_01-57-51-849 · CC BY 4.0 · AccessedCity and country names, administrative area, coordinates and population.
- IANA Time Zone DatabaseInternet Assigned Numbers Authority · 2026b · Public domain · AccessedTime-zone names, UTC offsets and clock changes.
- Unicode Common Locale Data RepositoryUnicode Consortium · 48.0 · Unicode License v3 · AccessedEnglish display names for countries, currencies and languages.