1. Central bank exchange rates
  2. Czech National Bank
  3. RON

Czech National Bank Romanian Leu rate

1 RON = 4.6260 CZK +0.28%

Published Tuesday, 29 September 2026 as the central bank exchange rate fixing.

1 CZK = 0.216169 RON

RON to CZK over the last year

4.604.704.80Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
4.8170
52-week low
4.5810
52-week average
4.7104
Change over the year
−3.42%

Yearly averages

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

YearAverageHighLowPublications
2026 4.6905 4.8170 4.5810 187
2025 4.8986 5.0850 4.7350 251
2024 5.0492 5.1170 4.9230 252
2023 4.8529 4.9780 4.7080 250
2022 4.9815 5.2260 4.8730 252
2021 5.2117 5.4080 5.0230 252
2020 5.4655 5.7510 5.1910 251
2019 5.4101 5.5260 5.3130 251
2018 5.5100 5.5940 5.4200 250
2017 5.7651 6.0220 5.4720 250
2016 6.0208 6.0760 5.9520 252
2015 6.1383 6.3310 5.9580 251
2014 6.1966 6.3340 6.0260 252
2013 5.8782 6.2000 5.6200 252
2012 5.6412 5.9720 5.4040 252
2011 5.8027 6.0270 5.6230 253
2010 6.0099 6.3890 5.6870 253
2009 6.2377 6.8440 5.8810 251
2008 6.7781 7.3450 6.2400 253
2007 8.3351 9.2310 7.3510 251
2006 8.0406 8.2470 7.8200 251
2005 8.2441 8.6900 7.8220 125

This rate via API

The Czech National Bank RON rate for any day since 1 July 2005, or every publication in a range of up to a year, as JSON or CSV.

curl https://api.currencyapi.com/v3/official \
  -G -d source=cnb -d base_currency=RON \
  -d currencies=CZK -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=cnb -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 Czech National Bank RON rate today?

On 29 September 2026 the Czech National Bank published 1 RON = 4.626 CZK (1 CZK = 0.216169 RON).

What was the average RON rate in 2026?

The average of the 187 publications in 2026 is 1 RON = 4.69052 CZK, 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.