| Summary of the Month | ||
|---|---|---|
| Parameter | Bid | Ask |
| Average Value | R$ 0.003920 | R$ 0.003921 |
| Business Days | 21 | |
| Date | Bid | Offer |
|---|---|---|
| Aug 29 2025 | R$ 0.003902 | R$ 0.003904 |
| Aug 28 2025 | R$ 0.003906 | R$ 0.003908 |
| Aug 27 2025 | R$ 0.003901 | R$ 0.003903 |
| Aug 26 2025 | R$ 0.003889 | R$ 0.003891 |
| Aug 25 2025 | R$ 0.003899 | R$ 0.003900 |
| Aug 22 2025 | R$ 0.003933 | R$ 0.003934 |
| Aug 21 2025 | R$ 0.003909 | R$ 0.003911 |
| Aug 20 2025 | R$ 0.003914 | R$ 0.003915 |
| Aug 19 2025 | R$ 0.003929 | R$ 0.003931 |
| Aug 18 2025 | R$ 0.003902 | R$ 0.003904 |
| Aug 15 2025 | R$ 0.003883 | R$ 0.003885 |
| Aug 14 2025 | R$ 0.003889 | R$ 0.003890 |
| Aug 13 2025 | R$ 0.003910 | R$ 0.003911 |
| Aug 12 2025 | R$ 0.003900 | R$ 0.003902 |
| Aug 11 2025 | R$ 0.003911 | R$ 0.003912 |
| Aug 08 2025 | R$ 0.003900 | R$ 0.003902 |
| Aug 07 2025 | R$ 0.003941 | R$ 0.003942 |
| Aug 06 2025 | R$ 0.003956 | R$ 0.003958 |
| Aug 05 2025 | R$ 0.003974 | R$ 0.003975 |
| Aug 04 2025 | R$ 0.003976 | R$ 0.003977 |
| Aug 01 2025 | R$ 0.003991 | R$ 0.003993 |
Source: Brazilian Central Bank
Display Columns
Ptax is the main reference rate for contracts denominated in Brazilian Reals (BRL).
For most currencies Brazilian Central Bank publishes the reference rate of the day just after publishing the US Dollar's rate, about 10 minutes after 1 PM (GMT-3) every business day.
Data available from Oct 17 2014 until Aug 18 2026