US Dollar (USD)

September 2025

Summary of the Month
Parameter Bid Ask
Average Value R$ 5.3668 R$ 5.3674
Business Days 22

PTAX - Daily Quote

Date Bid Offer
Sep 30 2025 R$ 5.3180 R$ 5.3186
Sep 29 2025 R$ 5.3223 R$ 5.3229
Sep 26 2025 R$ 5.3439 R$ 5.3445
Sep 25 2025 R$ 5.3419 R$ 5.3425
Sep 24 2025 R$ 5.3106 R$ 5.3112
Sep 23 2025 R$ 5.3057 R$ 5.3063
Sep 22 2025 R$ 5.3451 R$ 5.3457
Sep 19 2025 R$ 5.3270 R$ 5.3276
Sep 18 2025 R$ 5.3004 R$ 5.3010
Sep 17 2025 R$ 5.3005 R$ 5.3011
Sep 16 2025 R$ 5.3090 R$ 5.3096
Sep 15 2025 R$ 5.3202 R$ 5.3208
Sep 12 2025 R$ 5.3671 R$ 5.3677
Sep 11 2025 R$ 5.3852 R$ 5.3858
Sep 10 2025 R$ 5.4117 R$ 5.4123
Sep 09 2025 R$ 5.4272 R$ 5.4278
Sep 08 2025 R$ 5.4272 R$ 5.4278
Sep 05 2025 R$ 5.3962 R$ 5.3968
Sep 04 2025 R$ 5.4581 R$ 5.4587
Sep 03 2025 R$ 5.4479 R$ 5.4485
Sep 02 2025 R$ 5.4674 R$ 5.4680
Sep 01 2025 R$ 5.4372 R$ 5.4378

Source: Banco Central do Brasil

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Ptax is the main reference rate for the US Dollar in Brazil. It's published daily by the Brazilian Central Bank based on the quotes received from the major foreign exchange dealers in the Brazilian market. It's released by 1 PM (GMT-3) every business day.

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Data available from Dec 03 1984 until Jun 01 2026

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