The current exchange rate is approximately 1 US dollar (USD) to 18.62 Mexican pesos (MXN). So, to convert USD to MXN, multiply the amount in dollars by about 18.62. For example, 1 dollar is about 18.62 pesos, 5 dollars is about 93.11 pesos, and 10 dollars is about 186.23 pesos as of today.