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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: 18.10.2026
Daily rate 18.10.2026 · click a row for history
Selected pair: 1 USD = 158.805JPY 18.05.2026
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)
18.05.2026 Mon 158.805 verify
17.05.2026 Sun 158.561 verify
16.05.2026 Sat 158.561 verify
15.05.2026 Fri 158.561 verify
14.05.2026 Thu 157.935 verify
13.05.2026 Wed 157.798 verify
12.05.2026 Tue 157.597 verify
11.05.2026 Mon 157.143 verify
10.05.2026 Sun 156.377 verify
09.05.2026 Sat 156.377 verify
08.05.2026 Fri 156.377 verify
07.05.2026 Thu 156.377 verify
06.05.2026 Wed 156.238 verify
05.05.2026 Tue 157.750 verify
04.05.2026 Mon 157.118 verify
03.05.2026 Sun 156.406 verify
02.05.2026 Sat 156.406 verify
01.05.2026 Fri 156.406 verify
30.04.2026 Thu 156.406 verify
29.04.2026 Wed 159.850 verify
28.04.2026 Tue 159.720 verify
27.04.2026 Mon 159.171 verify
26.04.2026 Sun 159.427 verify
25.04.2026 Sat 159.427 verify
24.04.2026 Fri 159.427 verify
23.04.2026 Thu 159.449 verify
22.04.2026 Wed 159.231 verify
21.04.2026 Tue 159.028 verify
20.04.2026 Mon 158.964 verify
19.04.2026 Sun 159.123 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: 18.10.2026