
The yearly average exchange rate is a crucial tool for anyone who travels, invests, or does business across borders. The average exchange rate for the US dollar against the euro was 1.12 in 2020.
To make the most of your money, it's essential to understand how exchange rates work and how they can fluctuate over time. The exchange rate between the US dollar and the British pound was 0.77 in 2020.
One way to mitigate the risks associated with exchange rate fluctuations is to lock in a fixed exchange rate for a specific period. The average exchange rate for the US dollar against the Japanese yen was 109.44 in 2020.
However, this approach can also come with its own set of drawbacks, such as higher fees and less flexibility. The average exchange rate for the US dollar against the Australian dollar was 1.47 in 2020.
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Yearly Average Exchange Rates
The yearly average exchange rates are a crucial tool for anyone who needs to convert foreign currencies into U.S. dollars.

These rates are typically calculated as the arithmetic mean of daily exchange rates on every TARGET working day in the chosen period.
You can find the yearly average exchange rates for various countries in the article section, which lists the average exchange rates for countries like Afghanistan, Algeria, and Argentina.
To calculate the aggregate annual average on your own, you can use the search form on the page "Search interest rates and exchange rates" to select one or more currencies and export the results to Excel.
The average yearly foreign exchange rates can be calculated using the input box on the page, which specifies average (monthly, quarterly or yearly) exchange rate for the period in which the date was chosen.
Here's a list of some of the countries with their corresponding yearly average exchange rates:
Note that the yearly average exchange rates can also be used to calculate rolling 12-month average rates, which can be useful for those who have annual figures or want to use this currency conversion method.
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The article section also mentions that the average prices of precious metals and average monthly currency exchange rates are calculated as an arithmetic mean of prices and exchange rates of the last working day in the month.
In addition, the article section explains that the display contains two types of currency exchange rates - daily and monthly, and that the average for the chosen period (month, quarter or year) is calculated with different number of data inputs, which may result in the average being calculated only with one input.
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12-Month Average and Mid-Month Rates
When you need to calculate the value of your income or expenses in a different currency, using the 12-month average or mid-month rates can be a more accurate method than relying on a single exchange rate.
The 12-month average rate is calculated as an arithmetic mean of daily exchange rates on every TARGET working day in the chosen period, excluding holidays such as New Year's Day, Easter Friday, and Christmas Day.
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To use the rolling 12-month average rates, you can refer to the article section on "Average yearly foreign exchange rates" which states that this method is suitable for annual figures.
You can also use the mid-month exchange rates if you have income details for each month, as mentioned in the article section on "Rolling 12-month average and mid-month rates".
Here's a table to help you compare the two methods:
It's worth noting that the 12-month average rate is more accurate than using a single exchange rate, but it may not be available for all currencies.
Sources
- https://www.irs.gov/individuals/international-taxpayers/yearly-average-currency-exchange-rates
- https://www.riksbank.se/en-gb/statistics/interest-rates-and-exchange-rates/search-annual-and-monthly-average-exchange-rates/
- https://www.bsi.si/en/statistics/exchange-rates-and-precious-metals-prices/average-foreign-exchange-rates/average-yearly-foreign-exchange-rates
- https://www.bis.org/statistics/eer.htm
- https://www.ird.govt.nz/managing-my-tax/overseas-currency-conversion-to-nz-dollars
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