BRT to GMT Converter
GMT is 3 hours ahead of BRT. 9:00 AM BRT = 12:00 PM GMT.
GMT is 3 hours ahead of BRT. To convert BRT to GMT, add 3 hours to the BRT time: 9:00 AM BRT = 12:00 PM GMT.
BRT (Brasília Time) is used in Brasília, São Paulo, Rio de Janeiro. GMT (GMT) is used in Same offset as UTC. The UK and Ireland use GMT in winter; Iceland, Ghana and Senegal all year.
The UK is on GMT only in winter; in summer it uses BST (UTC+1).
BRT to GMT time conversion table
BRT to GMT on 6 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| BRT | GMT | Day |
|---|---|---|
| 12:00 AM BRT | 3:00 AM GMT | night |
| 1:00 AM BRT | 4:00 AM GMT | night |
| 2:00 AM BRT | 5:00 AM GMT | night |
| 3:00 AM BRT | 6:00 AM GMT | — |
| 4:00 AM BRT | 7:00 AM GMT | — |
| 5:00 AM BRT | 8:00 AM GMT | — |
| 6:00 AM BRT | 9:00 AM GMT | — |
| 7:00 AM BRT | 10:00 AM GMT | — |
| 8:00 AM BRT | 11:00 AM GMT | — |
| 9:00 AM BRT | 12:00 PM GMT | work hours |
| 10:00 AM BRT | 1:00 PM GMT | work hours |
| 11:00 AM BRT | 2:00 PM GMT | work hours |
| 12:00 PM BRT | 3:00 PM GMT | work hours |
| 1:00 PM BRT | 4:00 PM GMT | work hours |
| 2:00 PM BRT | 5:00 PM GMT | — |
| 3:00 PM BRT | 6:00 PM GMT | — |
| 4:00 PM BRT | 7:00 PM GMT | — |
| 5:00 PM BRT | 8:00 PM GMT | — |
| 6:00 PM BRT | 9:00 PM GMT | — |
| 7:00 PM BRT | 10:00 PM GMT | night |
| 8:00 PM BRT | 11:00 PM GMT | night |
| 9:00 PM BRT | 12:00 AM GMT | next day |
| 10:00 PM BRT | 1:00 AM GMT | next day |
| 11:00 PM BRT | 2:00 AM GMT | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert BRT to GMT
Add 3 hours to the BRT time to get GMT.
Example: 9:00 AM BRT = 12:00 PM GMT.
Across midnight: 10:00 PM BRT = 1:00 AM GMT (next day). The date changes, so always check the day as well as the hour.
Time difference between BRT and GMT
The time difference between BRT and GMT is 3 hours all year – GMT is ahead of BRT.
BRT and GMT during daylight saving time
- BRT does not observe daylight saving time; it stays on UTC−3 all year.
- GMT does not observe daylight saving time; it stays on UTC+0 all year.
Best time for a meeting between BRT and GMT
BRT and GMT share 5 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 2:00 PM BRT lands between 12:00 PM and 5:00 PM GMT, inside working hours for both.
BRT to GMT FAQ
What is the time difference between BRT and GMT?
GMT is 3 hours ahead of BRT all year. 9:00 AM BRT = 12:00 PM GMT.
What is 9 AM BRT in GMT?
9:00 AM BRT is 12:00 PM GMT.
What is 12 PM (noon) BRT in GMT?
12:00 PM BRT is 3:00 PM GMT.
Is GMT ahead of or behind BRT?
GMT is 3 hours ahead of BRT, so it is later in GMT than in BRT.
Does BRT change for daylight saving time?
No. BRT stays on the same offset all year, so conversions never shift for daylight saving time.
Does GMT change for daylight saving time?
No. GMT stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between BRT and GMT?
BRT and GMT share 5 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 2:00 PM BRT lands between 12:00 PM and 5:00 PM GMT, inside working hours for both.
Related conversions
Convert GMT to BRT
Convert BRT to other time zones
Convert other time zones to GMT
Learn more
Updated 6 November 2026. Time zone data: IANA tz database.