Time Difference Between Altamira and Sydney

Sydney is 13 hours ahead Altamira.

Brazil

Altamira

America/Santarem · UTC-3

Australia

Sydney

Australia/Sydney · UTC+10

Best Times to Meet

Hours where standard working time (9 AM – 6 PM) overlaps in both Altamira and Sydney.

Standard working hours don't overlap between Altamira and Sydney. Consider early-morning calls in Altamira or late-evening calls in Sydney.

Altamira to Sydney — 24-Hour Conversion

Each row shows the equivalent local time in Sydney for an hour in Altamira. Working-hours rows (9–18) are highlighted.

AltamiraSydneyMatch
Workday in Sydney
Workday in Sydney
Workday in Sydney
Workday in Sydney
Workday in Sydney
Off hours
Off hours
Off hours
Off hours
Workday in Altamira
Workday in Altamira
+1 dayWorkday in Altamira
+1 dayWorkday in Altamira
+1 dayWorkday in Altamira
+1 dayWorkday in Altamira
+1 dayWorkday in Altamira
+1 dayWorkday in Altamira
+1 dayWorkday in Altamira
+1 dayOff hours
+1 dayOff hours
+1 dayWorkday in Sydney
+1 dayWorkday in Sydney
+1 dayWorkday in Sydney
+1 dayWorkday in Sydney

Frequently Asked Questions

What is the time difference between Altamira and Sydney?

Sydney, Australia (UTC+10) is 13 hours ahead Altamira, Brazil (UTC-3).

What is the best time to schedule a meeting between Altamira and Sydney?

The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.

Does daylight saving time change the difference between Altamira and Sydney?

Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.

When it is 9 AM in Altamira, what time is it in Sydney?

Use the conversion table on this page — every hour in Altamira is mapped to its equivalent local time in Sydney, including day shift markers when the date differs.