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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 = 112.480JPY 18.12.2017
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)
18.12.2017 Mon 112.480 verify
17.12.2017 Sun 112.206 verify
16.12.2017 Sat 112.206 verify
15.12.2017 Fri 112.206 verify
14.12.2017 Thu 112.610 verify
13.12.2017 Wed 113.329 verify
12.12.2017 Tue 113.470 verify
11.12.2017 Mon 113.312 verify
10.12.2017 Sun 113.489 verify
09.12.2017 Sat 113.489 verify
08.12.2017 Fri 113.489 verify
07.12.2017 Thu 112.750 verify
06.12.2017 Wed 112.154 verify
05.12.2017 Tue 112.592 verify
04.12.2017 Mon 112.851 verify
03.12.2017 Sun 112.505 verify
02.12.2017 Sat 112.505 verify
01.12.2017 Fri 112.505 verify
30.11.2017 Thu 112.330 verify
29.11.2017 Wed 111.825 verify
28.11.2017 Tue 111.251 verify
27.11.2017 Mon 111.036 verify
26.11.2017 Sun 111.318 verify
25.11.2017 Sat 111.318 verify
24.11.2017 Fri 111.318 verify
23.11.2017 Thu 111.222 verify
22.11.2017 Wed 112.008 verify
21.11.2017 Tue 112.539 verify
20.11.2017 Mon 112.127 verify
19.11.2017 Sun 113.066 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