Time Difference Between Castro and Singapore
Singapore is 11 hours ahead Castro.
Brazil
Castro
America/Sao_Paulo · UTC-3
Singapore
Singapore
Asia/Singapore · UTC+8
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Castro and Singapore.
Standard working hours don't overlap between Castro and Singapore. Consider early-morning calls in Castro or late-evening calls in Singapore.
Castro to Singapore — 24-Hour Conversion
Each row shows the equivalent local time in Singapore for an hour in Castro. Working-hours rows (9–18) are highlighted.
| Castro | Singapore | Match |
|---|---|---|
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Off hours | ||
| Off hours | ||
| Workday in Castro | ||
| Workday in Castro | ||
| Workday in Castro | ||
| Workday in Castro | ||
| +1 day | Workday in Castro | |
| +1 day | Workday in Castro | |
| +1 day | Workday in Castro | |
| +1 day | Workday in Castro | |
| +1 day | Workday in Castro | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Workday in Singapore | |
| +1 day | Workday in Singapore |
Frequently Asked Questions
What is the time difference between Castro and Singapore?
Singapore, Singapore (UTC+8) is 11 hours ahead Castro, Brazil (UTC-3).
What is the best time to schedule a meeting between Castro and Singapore?
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 Castro and Singapore?
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 Castro, what time is it in Singapore?
Use the conversion table on this page — every hour in Castro is mapped to its equivalent local time in Singapore, including day shift markers when the date differs.