USD to PLN in 2021

In 2021, 1 USD was worth 3.8629 PLN on average. The USD gained 9.74% against the PLN, from 3.6984 to 4.0587.

Daily USD/PLN rates in 2021

4.0815

3.7171

2021-012021-12

Monthly averages; with JavaScript the chart shows daily values (hover for details). Based on 258 ECB reference rates.

Need a specific day? The historical currency converter converts any amount at the rate of any date since 1999.

The average ECB-based USD to PLN rate in 2021 was 3.8629.

The highest rate in 2021 was 4.185 PLN per USD on 2021-11-23; the lowest was 3.6531 on 2021-06-03. December had the highest monthly average (4.0815).

From the first to the last reference rate of 2021, USD rose by 9.74% against PLN (3.6984 to 4.0587).

Exchange rate API

currencyapi delivers real-time and historical exchange rates for 170+ currencies, crypto and metals as JSON, updated as often as every 60 seconds.

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GET https://api.currencyapi.com/v3/range?base_currency=USD&currencies=PLN&datetime_start=2021-01-01&datetime_end=2021-12-31

{
  "data": [
    { "datetime": "2021-01-01T23:59:59Z",
      "currencies": { "PLN": { "code": "PLN", "value": … } } },
    …
  ]
}