Source: Board of Governors of the Federal Reserve System (US)
Release: G.5A Foreign Exchange Rates
Averages of daily figures. Noon buying rates in New York City for cable transfers payable in foreign currencies.
Board of Governors of the Federal Reserve System (US), U.S. Dollars to Euro Spot Exchange Rate [AEXUSEU], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/AEXUSEU, June 10, 2023.