US dollar exchange rates fluctuate in Uruguay and Argentina

Currency markets in Uruguay and Argentina showed varying movements on Friday, September 18, 2026. In Uruguay, the Banco de la República Oriental del Uruguay (BROU) opened with the US dollar at $38.95 for purchase and $41.35 for sale, representing a $0.10 decrease compared to Thursday.

In Argentina, the exchange rate landscape showed high parity between official bank rates and financial market rates. The Banco Nación official retail sale rate was set at $1,535.00. Financial market rates included the MEP dollar at $1,533.86 and the CCL dollar at $1,594.06. The informal blue dollar was trading at $1,535.00 for purchase and $1,555.00 for sale, maintaining a narrow dispersion of less than 2% relative to bank rates.