Dollar in Brazil › History › 2025 › September
Dollar in Brazil in September 2025
PTAX is a Banco Central do Brasil reference calculated from four daily surveys of foreign-exchange dealers. Buying and selling are the sides of that wholesale reference, not executable offers. Final bank or exchange-office prices may include margins, taxes and fees; these are not estimated here.
Last PTAX close: 13/11/2026 13:03 (São Paulo time, UTC−3).
In September 2025 the BCB reference PTAX (selling) ended at R$ 5,3186, -1,99% against the closure of August (R$ 5,4264). Maximum: R$ 5,4680 (02/09/2025); minimum: R$ 5,3010 (18/09/2025); average: R$ 5,36740909 in 22 working days. A year before, in September of 2024, the average was R$ 5,54156667: The dollar was 3,14% cheaper on average.
Last PTAX close: 13/11/2026 13:03 (São Paulo time, UTC−3).
Day by day
| Date | Exchange rate | Daily change |
|---|---|---|
| Monday 01/09/2025 | R$ 5,4378 | +0,21% |
| Tuesday 02/09/2025 | R$ 5,4680 | +0,56% |
| Wednesday 03/09/2025 | R$ 5,4485 | -0,36% |
| Thursday 04/09/2025 | R$ 5,4587 | +0,19% |
| Friday 05/09/2025 | R$ 5,3968 | -1,13% |
| Monday 08/09/2025 | R$ 5,4278 | +0,57% |
| Tuesday 09/09/2025 | R$ 5,4278 | 0,00% |
| Wednesday 10/09/2025 | R$ 5,4123 | -0,29% |
| Thursday 11/09/2025 | R$ 5,3858 | -0,49% |
| Friday 12/09/2025 | R$ 5,3677 | -0,34% |
| Monday 15/09/2025 | R$ 5,3208 | -0,87% |
| Tuesday 16/09/2025 | R$ 5,3096 | -0,21% |
| Wednesday 17/09/2025 | R$ 5,3011 | -0,16% |
| Thursday 18/09/2025 | R$ 5,3010 | -0,00% |
| Friday 19/09/2025 | R$ 5,3276 | +0,50% |
| Monday 22/09/2025 | R$ 5,3457 | +0,34% |
| Tuesday 23/09/2025 | R$ 5,3063 | -0,74% |
| Wednesday 24/09/2025 | R$ 5,3112 | +0,09% |
| Thursday 25/09/2025 | R$ 5,3425 | +0,59% |
| Friday 26/09/2025 | R$ 5,3445 | +0,04% |
| Monday 29/09/2025 | R$ 5,3229 | -0,40% |
| Tuesday 30/09/2025 | R$ 5,3186 | -0,08% |