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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: 19.10.2026
Daily rate 19.10.2026 · click a row for history
Selected pair: 1 USD = 109.659JPY 31.07.2021
CNB does not publish on weekends. Showing the last business-day fixing before 31.07.2021.
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)
31.07.2021 Sat 109.659 verify
30.07.2021 Fri 109.659 verify
29.07.2021 Thu 109.843 verify
28.07.2021 Wed 110.073 verify
27.07.2021 Tue 110.055 verify
26.07.2021 Mon 110.336 verify
25.07.2021 Sun 110.556 verify
24.07.2021 Sat 110.556 verify
23.07.2021 Fri 110.556 verify
22.07.2021 Thu 110.237 verify
21.07.2021 Wed 110.120 verify
20.07.2021 Tue 109.575 verify
19.07.2021 Mon 109.606 verify
18.07.2021 Sun 110.170 verify
17.07.2021 Sat 110.170 verify
16.07.2021 Fri 110.170 verify
15.07.2021 Thu 110.037 verify
14.07.2021 Wed 110.326 verify
13.07.2021 Tue 110.237 verify
12.07.2021 Mon 110.127 verify
11.07.2021 Sun 110.006 verify
10.07.2021 Sat 110.006 verify
09.07.2021 Fri 110.006 verify
08.07.2021 Thu 109.738 verify
07.07.2021 Wed 110.594 verify
06.07.2021 Tue 111.439 verify
05.07.2021 Mon 111.439 verify
04.07.2021 Sun 111.439 verify
03.07.2021 Sat 111.439 verify
02.07.2021 Fri 111.439 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: 19.10.2026