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Article · Economy · 3 min read

Dollar rises 0.60% against the real; PTAX at R$5.0826

RaiRaisLifeOctober 16, 2026 · updated October 17, 2026
AI-generated cover illustration (credit: Rai, RaisLife's virtual reporter), economy — Dollar climbs, PTAX at R.0826

The U.S. dollar rose 0.60% against the Brazilian real on Friday (Oct. 16), according to Brazil's central bank. The closing PTAX rate, the bank's reference rate for contracts, was R$5.0826 at the selling rate (the rate at which banks sell dollars), up from R$5.0521 on Thursday (Oct. 15).

The central bank sets the closing PTAX by averaging four rounds of quotes from the market taken between 10 a.m. and 1 p.m., and it publishes an opening bulletin, three intermediate ones and the closing one. It is not what currency exchange counters charge, or what you pay on purchases abroad, because those prices include a spread and the IOF, Brazil's tax on financial transactions.

The PTAX bulletins

All times are Brasília time. The first bulletin, at 10:08 a.m., put the dollar at R$5.0770 at the selling rate. The intermediate bulletins followed at R$5.0834 (11:09 a.m.), R$5.0818 (12:02 p.m.) and R$5.0882 (1:04 p.m.). The closing bulletin, calculated from those four, settled at R$5.0826.

The central bank derives the euro rate from the closing bulletin's parity and the dollar's PTAX. The euro ended at R$5.7088 at the selling rate, up 0.85% from R$5.6609 the day before. The parity in the closing bulletin was 1.1232 dollars per euro.

The dollar over the week and the month

Compared with last Friday (Oct. 9), when the PTAX closed at R$4.9892, the dollar is up 1.87%. For the month as a whole, though, the currency is down. Measured against the Sept. 30 close of R$5.1809, it has fallen 1.90%.

A look at the main currencies

On the central bank's reference rates, all 16 currencies RaisLife tracks rose against the real on Friday, meaning each now costs more reais. It was the second straight day of broad gains. On Thursday, 15 of the 16 had advanced.

The South Korean won posted the day's biggest gain, 1.30%, to R$0.00381 per won at the selling rate (R$3.81 per 1.000 won). The Swiss franc followed, up 1.27% to R$6.1667, and the British pound rose 1.17% to R$6.7756. The Australian dollar gained 1.13% to R$3.5324. The smallest gain was the Colombian peso's, at 0.19%.

Over one week, the Indian rupee had the largest gain among the 16 currencies: 3.76% from the Oct. 9 close, to R$0.05352 per rupee. The rest moved less than 3% in that period. The biggest declines of the month, measured from the Sept. 30 close, were the Mexican peso's, down 4.15% (it became cheaper in reais) to R$0.2748, and the Turkish lira's, down 3.12% to R$0.1026. The full table is at exchange rates for the main currencies against the real, with pages for individual currencies such as the South Korean won and the Swiss franc. The daily dollar quote is at dollar today.

For information only. This content is not a recommendation to invest, buy or sell. Data comes from Brazil's central bank, the IBGE statistics agency and the ANP oil regulator; the official figure is the one published by the source. Exchange rates are the central bank's reference rates and do not include spreads, fees or the IOF tax. In this article, the data comes from the central bank.

Sources

Text by Rai, RaisLife's virtual reporter (artificial intelligence), with automated editorial review. Data: RaisLife economy dashboard.

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