1. Central bank exchange rates
  2. National Bank of Poland
  3. RON

National Bank of Poland Romanian Leu rate

1 RON = 0.82810 PLN −0.10%

Published Tuesday, 29 September 2026 as the average exchange rates (table A).

1 PLN = 1.20758 RON

RON to PLN over the last year

0.800.820.84Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.84130
52-week low
0.80280
52-week average
0.82685
Change over the year
−1.43%

Yearly averages

The mean of each year’s publications, 1 RON in PLN. Open a year for every daily rate and the monthly averages.

YearAverageHighLowPublications
2026 0.82479 0.84130 0.80280 189
2025 0.84102 0.86450 0.82650 251
2024 0.86568 0.88450 0.85460 252
2023 0.91861 0.97710 0.86590 251
2022 0.95051 1.00290 0.90750 252
2021 0.92795 0.95370 0.90450 254
2020 0.91858 0.95020 0.88460 255
2019 0.90595 0.92750 0.89010 251
2018 0.91569 0.94440 0.88850 252
2017 0.93226 0.97360 0.89530 251
2016 0.97185 1.00060 0.94790 252
2015 0.94144 0.96860 0.89510 254
2014 0.94170 0.96370 0.91650 252
2013 0.95000 0.98130 0.91650 251
2012 0.93936 1.03990 0.88250 252
2011 0.97192 1.05180 0.90330 252
2010 0.94874 0.99770 0.91040 255
2009 1.02138 1.14000 0.94930 255
2008 0.95365 1.07040 0.87040 254
2007 1.13125 1.21080 0.99790 186

This rate via API

The National Bank of Poland RON rate for any day since 4 April 2007, or every publication in a range of up to a year, as JSON or CSV.

Get a free API key API documentation 
curl https://api.currencyapi.com/v3/official \
  -G -d source=nbp -d base_currency=RON \
  -d currencies=PLN -d date=2026-09-29 \
  -H "apikey: YOUR-API-KEY"

# every publication of 2026
curl https://api.currencyapi.com/v3/official/range \
  -G -d source=nbp -d currencies=RON \
  -d date_from=2026-01-01 -d date_to=2026-12-31 \
  -H "apikey: YOUR-API-KEY"

Romanian Leu at other central banks

Questions about this rate

What is the National Bank of Poland RON rate today?

On 29 September 2026 the National Bank of Poland published 1 RON = 0.8281 PLN (1 PLN = 1.20758 RON).

What was the average RON rate in 2026?

The average of the 189 publications in 2026 is 1 RON = 0.824794 PLN, the simple mean of the daily rates.

Is this the rate I must use for tax or accounting?

That depends on your jurisdiction. Many rules name a specific bank and day, for example the rate published on the business day before the transaction. Use the date lookup in the API to get exactly the publication your rule asks for.