The following exchange rate is the free-market exchange rate, as traded. Expect a markup (or markdown) of approximately 3-5% by currency exchange dealers.
Note: the best exchange rates are found at banks in Cabo. Also, there’s a popular exchange dealer located in the Tesoro/Wyndham hotel downtown. TAKE YOUR PASSPORT, as it is required for any exchange in Mexico. Of course, the worst possible exchange rates are at the airports — but you knew that, right?