BRT to GMT Converter
GMT is 3 hours ahead of BRT
BRT to GMT Conversion Table
Green rows indicate standard business hours (9 AM – 5 PM) in GMT
| BRT | GMT |
|---|---|
| 12:00 AM | 3:00 AM |
| 1:00 AM | 4:00 AM |
| 2:00 AM | 5:00 AM |
| 3:00 AM | 6:00 AM |
| 4:00 AM | 7:00 AM |
| 5:00 AM | 8:00 AM |
| 6:00 AM | 9:00 AM |
| 7:00 AM | 10:00 AM |
| 8:00 AM | 11:00 AM |
| 9:00 AM | 12:00 PM |
| 10:00 AM | 1:00 PM |
| 11:00 AM | 2:00 PM |
| 12:00 PM | 3:00 PM |
| 1:00 PM | 4:00 PM |
| 2:00 PM | 5:00 PM |
| 3:00 PM | 6:00 PM |
| 4:00 PM | 7:00 PM |
| 5:00 PM | 8:00 PM |
| 6:00 PM | 9:00 PM |
| 7:00 PM | 10:00 PM |
| 8:00 PM | 11:00 PM |
| 9:00 PM | 12:00 AM +1d |
| 10:00 PM | 1:00 AM +1d |
| 11:00 PM | 2:00 AM +1d |
Converting Brasilia Time to Greenwich Mean Time
Brasilia Time (BRT) and Greenwich Mean Time (GMT) are separated by a 3 hours time difference. GMT is 3 hours ahead of BRT. BRT is UTC-3, used in Brazil, while GMT is UTC+0, used in United Kingdom, Ireland, Portugal.
When converting from BRT to GMT, the key reference points to remember are: 9:00 AM BRT equals 12:00 PM GMT, 12:00 PM noon BRT equals 3:00 PM GMT, and 5:00 PM BRT equals 8:00 PM GMT. The conversion table above shows every hour of the day mapped between these two time zones.
Scheduling Across BRT and GMT
For professionals scheduling meetings between BRT and GMT, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 3 hours difference, the window of overlap may be limited. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.
Daylight Saving Time Considerations
BRT does not observe Daylight Saving Time, maintaining UTC-3 year-round. GMT observes DST, switching to BST (UTC+1). During DST transitions, the time difference between these zones may temporarily change by 1 hour. Always verify the current offset during spring and fall transition periods.