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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 = 144.660JPY 20.05.2025
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)
20.05.2025 Tue 144.660 verify
19.05.2025 Mon 144.932 verify
18.05.2025 Sun 145.667 verify
17.05.2025 Sat 145.667 verify
16.05.2025 Fri 145.667 verify
15.05.2025 Thu 145.939 verify
14.05.2025 Wed 146.276 verify
13.05.2025 Tue 148.182 verify
12.05.2025 Mon 148.188 verify
11.05.2025 Sun 145.163 verify
10.05.2025 Sat 145.163 verify
09.05.2025 Fri 145.163 verify
08.05.2025 Thu 143.356 verify
07.05.2025 Wed 143.356 verify
06.05.2025 Tue 142.808 verify
05.05.2025 Mon 143.845 verify
04.05.2025 Sun 144.574 verify
03.05.2025 Sat 144.574 verify
02.05.2025 Fri 144.574 verify
01.05.2025 Thu 142.899 verify
30.04.2025 Wed 142.899 verify
29.04.2025 Tue 142.655 verify
28.04.2025 Mon 143.309 verify
27.04.2025 Sun 143.324 verify
26.04.2025 Sat 143.324 verify
25.04.2025 Fri 143.324 verify
24.04.2025 Thu 142.586 verify
23.04.2025 Wed 141.695 verify
22.04.2025 Tue 140.337 verify
21.04.2025 Mon 142.578 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