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CNB exchange rates
Daily and yearly rates published by the Czech National Bank. Any pair, any date since 1999.
Last sync: 21.10.2026
Daily rate 21.10.2026 · click a row for history
Selected pair: 1 USD = 109.435JPY 18.01.2019
Verify on cnb.cz
Convert any amount
USD
—
JPY · rounded to 2 decimals
Yearly rate · jednotný kurz For tax returns
How the yearly rate becomes official
Estimate: running average of the last CNB rate in each of the 12 months (Section 38(1) ZDP).
Confirmed: each spring GFR publishes the official rate (Pokyn GFR, e.g. D-66); the badge flips and links to the source PDF.
Rates shown for pair USD/JPY. CNB index
Recent rates · USD/JPY Business days only — CNB does not publish on weekends or Czech holidays
Date 1 USD (JPY)
18.01.2019 Fri 109.435 verify
17.01.2019 Thu 108.767 verify
16.01.2019 Wed 108.787 verify
15.01.2019 Tue 108.561 verify
14.01.2019 Mon 108.062 verify
13.01.2019 Sun 108.298 verify
12.01.2019 Sat 108.298 verify
11.01.2019 Fri 108.298 verify
10.01.2019 Thu 108.116 verify
09.01.2019 Wed 108.843 verify
08.01.2019 Tue 108.800 verify
07.01.2019 Mon 108.265 verify
06.01.2019 Sun 108.051 verify
05.01.2019 Sat 108.051 verify
04.01.2019 Fri 108.051 verify
03.01.2019 Thu 107.827 verify
02.01.2019 Wed 109.018 verify
01.01.2019 Tue 109.874 verify
31.12.2018 Mon 109.874 verify
30.12.2018 Sun 110.329 verify
29.12.2018 Sat 110.329 verify
28.12.2018 Fri 110.329 verify
27.12.2018 Thu 110.876 verify
26.12.2018 Wed 111.256 verify
25.12.2018 Tue 111.256 verify
24.12.2018 Mon 111.256 verify
23.12.2018 Sun 111.256 verify
22.12.2018 Sat 111.256 verify
21.12.2018 Fri 111.256 verify
20.12.2018 Thu 111.714 verify
Use this rate when filing your Czech tax return if you chose the yearly unified method. The daily rate is only for same-day valuations.
Source, methodology and disclaimer
Source

All rates come from Czech National Bank (Ceska narodni banka), the official central bank. CNB publishes daily fixing rates for 33 currencies around 14:30 CET on business days.

Methodology

Rates are shown exactly as CNB publishes them (3-decimal precision). The yearly jednotný kurz follows section 38 paragraph 1 ZDP and Pokyn GFR D-59 — the average of the last published rate in each of the twelve calendar months. Full methodology →

Disclaimer

This tool caches CNB data for fast lookup. In the rare event of a discrepancy, the cnb.cz source is authoritative. For tax filings, always verify critical values.

Related: RSU / ESPP tax calculator · Czech tax guide
Updated daily from CNB 3-decimal precision All 33 CNB currencies History back to 1999 Last sync: 21.10.2026