Currency Exchange Rate Calculator by Date

USD EUR GBP JPY CAD AUD
USD EUR GBP JPY CAD AUD

Understanding Currency Exchange Rates by Date

Currency exchange rates fluctuate constantly, influenced by a myriad of global economic and political factors. Understanding how to find and use historical exchange rates is crucial for various purposes, including financial planning, historical analysis, and even understanding past international transactions.

Why Track Exchange Rates by Date?

  • Historical Analysis: Businesses and economists often need to analyze past financial performance or market trends. Knowing the exact exchange rate on a specific date can be vital for accurate reporting and forecasting.
  • International Transactions: If you made an international purchase or received funds at a past date, you might need to know the exact equivalent value in your local currency at that specific time for accounting or personal record-keeping.
  • Investment Decisions: Understanding how currency values have moved over time can inform future investment strategies in foreign markets or currency trading.
  • Travel Budgeting: While most travel budgeting is done with current rates, understanding historical rates can sometimes offer insights into the typical cost of travel to a destination over different periods.

Factors Influencing Exchange Rates

Several key factors contribute to the daily, weekly, and annual fluctuations in currency exchange rates:

  • Interest Rates: Higher interest rates in a country tend to attract foreign capital, increasing demand for its currency and thus its value.
  • Inflation: Countries with consistently lower inflation rates tend to see their currency appreciate relative to countries with higher inflation.
  • Economic Stability and Performance: Strong economic growth, low unemployment, and political stability make a country's currency more attractive to investors.
  • Trade Balances: A country with a trade surplus (exports more than it imports) generally sees higher demand for its currency.
  • Government Debt: High levels of national debt can devalue a currency as it may lead to inflation and default risks.
  • Speculation: Traders buying or selling currencies based on expectations of future movements can significantly impact short-term exchange rates.

How This Calculator Works

This calculator allows you to input an amount, select a base currency (the currency you are converting from), a target currency (the currency you want to convert to), and a specific date. It then retrieves the historical exchange rate for that date and performs the conversion. Please note: This calculator relies on publicly available historical exchange rate data. For critical financial decisions, always verify with a professional financial institution or a reputable financial data provider.

Example Usage

Let's say you purchased an item for 500 British Pounds (GBP) on March 15, 2022, and you want to know its approximate value in US Dollars (USD) on that same date.

Using the calculator:

  • Amount to Convert: 500
  • From Currency: GBP
  • To Currency: USD
  • Date: 2022-03-15

If the exchange rate on March 15, 2022, was approximately 1 GBP = 1.32 USD, the calculation would be: 500 GBP * 1.32 USD/GBP = 660 USD.

Therefore, the item would have been worth approximately 660 USD on that date.

var exchangeRates = { "2023-10-27": { "USD": {"EUR": 0.945, "GBP": 0.821, "JPY": 149.80, "CAD": 1.377, "AUD": 1.574}, "EUR": {"USD": 1.058, "GBP": 0.868, "JPY": 158.50, "CAD": 1.457, "AUD": 1.665}, "GBP": {"USD": 1.217, "EUR": 1.152, "JPY": 182.60, "CAD": 1.678, "AUD": 1.919}, "JPY": {"USD": 0.00668, "EUR": 0.00631, "GBP": 0.00548, "CAD": 0.00919, "AUD": 0.01053}, "CAD": {"USD": 0.726, "EUR": 0.686, "GBP": 0.596, "JPY": 108.80, "AUD": 1.143}, "AUD": {"USD": 0.635, "EUR": 0.601, "GBP": 0.521, "JPY": 95.20, "CAD": 0.875} }, "2022-03-15": { "USD": {"EUR": 0.910, "GBP": 0.758, "JPY": 115.50, "CAD": 1.275, "AUD": 1.340}, "EUR": {"USD": 1.099, "GBP": 0.833, "JPY": 127.00, "CAD": 1.401, "AUD": 1.473}, "GBP": {"USD": 1.319, "EUR": 1.200, "JPY": 152.40, "CAD": 1.681, "AUD": 1.767}, "JPY": {"USD": 0.00866, "EUR": 0.00787, "GBP": 0.00656, "CAD": 0.01103, "AUD": 0.01153}, "CAD": {"USD": 0.784, "EUR": 0.714, "GBP": 0.595, "JPY": 101.50, "AUD": 1.060}, "AUD": {"USD": 0.746, "EUR": 0.680, "GBP": 0.566, "JPY": 95.80, "CAD": 0.943} } // Add more historical dates and rates as needed }; function convertCurrency() { var amount = parseFloat(document.getElementById("amount").value); var baseCurrency = document.getElementById("base-currency").value; var targetCurrency = document.getElementById("target-currency").value; var exchangeDate = document.getElementById("exchange-date").value; var resultDiv = document.getElementById("conversion-result"); resultDiv.innerHTML = ""; // Clear previous results if (isNaN(amount) || amount <= 0) { resultDiv.innerHTML = "Please enter a valid amount greater than zero."; return; } if (baseCurrency === targetCurrency) { resultDiv.innerHTML = amount.toFixed(2) + " " + targetCurrency; return; } var ratesForDate = exchangeRates[exchangeDate]; if (!ratesForDate) { resultDiv.innerHTML = "Historical data for " + exchangeDate + " is not available."; return; } var rate = ratesForDate[baseCurrency] ? ratesForDate[baseCurrency][targetCurrency] : null; if (rate) { var convertedAmount = amount * rate; resultDiv.innerHTML = amount + " " + baseCurrency + " on " + exchangeDate + " is equal to " + convertedAmount.toFixed(2) + " " + targetCurrency; } else { resultDiv.innerHTML = "Exchange rate not found for " + baseCurrency + " to " + targetCurrency + " on " + exchangeDate + "."; } }

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