Initask FX

AUD to USD on October 21, 2025

1 AUD = 0.64898 USD

1 USD = 1.5409 AUD

On Tuesday, October 21, 2025 the ECB reference rate was 1 AUD = 0.64898 USD, and 1 USD = 1.5409 AUD.

Against the previous business day (October 20, 2025, 0.64876) the rate moved by +0.03%.

The October 2025 average was 0.65413, with a low of 0.64520 and a high of 0.66086.

A year earlier, on October 21, 2024, 1 AUD cost 0.66870 USD (-2.95%).

October 2025: daily rates

DateRateChange
October 1, 20250.66084-0.04%
October 2, 20250.660860.00%
October 3, 20250.66029-0.09%
October 6, 20250.65985-0.07%
October 7, 20250.65880-0.16%
October 8, 20250.65730-0.23%
October 9, 20250.65972+0.37%
October 10, 20250.65541-0.65%
October 13, 20250.65086-0.69%
October 14, 20250.64520-0.87%
October 15, 20250.65149+0.98%
October 16, 20250.64984-0.25%
October 17, 20250.64912-0.11%
October 20, 20250.64876-0.06%
October 21, 20250.64898+0.03%
October 22, 20250.64862-0.05%
October 23, 20250.65038+0.27%
October 24, 20250.65010-0.04%
October 27, 20250.65589+0.89%
October 28, 20250.65540-0.07%
October 29, 20250.65997+0.70%
October 30, 20250.65358-0.97%
October 31, 20250.65380+0.03%

Conversion at this date's rate

AmountUSDAmountAUD
1 AUD0.64898 USD1 USD1.54 AUD
5 AUD3.24 USD5 USD7.70 AUD
10 AUD6.49 USD10 USD15.41 AUD
20 AUD12.98 USD20 USD30.82 AUD
50 AUD32.45 USD50 USD77.04 AUD
100 AUD64.90 USD100 USD154.09 AUD
200 AUD129.80 USD200 USD308.18 AUD
250 AUD162.24 USD250 USD385.22 AUD

1 AUD in other currencies on October 21, 2025

PairRate
AUD/EUR Euro0.55913
AUD/USD US dollar0.64898
AUD/GBP British pound0.48521
AUD/JPY Japanese yen98.658
AUD/CHF Swiss franc0.51607
AUD/CAD Canadian dollar0.91143
AUD/NZD New Zealand dollar1.1343
AUD/CNY Chinese yuan4.6198
AUD/HKD Hong Kong dollar5.0436
AUD/SGD Singapore dollar0.84210
AUD/INR Indian rupee57.091
AUD/KRW South Korean won928.36
AUD/IDR Indonesian rupiah10,775.88
AUD/MYR Malaysian ringgit2.7445
AUD/PHP Philippine peso37.887
AUD/THB Thai baht21.287
AUD/ILS Israeli shekel2.1344
AUD/TRY Turkish lira27.236
AUD/ZAR South African rand11.247
AUD/BRL Brazilian real3.4960
AUD/MXN Mexican peso11.966
AUD/PLN Polish zloty2.3703
AUD/CZK Czech koruna13.595
AUD/HUF Hungarian forint217.85
AUD/RON Romanian leu2.8425
AUD/SEK Swedish krona6.1138
AUD/NOK Norwegian krone6.5246
AUD/DKK Danish krone4.1762
AUD/ISK Icelandic krona79.172

AUD/USD 2025 · AUD/USD · USD/AUD

The ECB publishes euro reference rates around 16:00 CET on TARGET business days. Cross rates between two non-euro currencies are calculated from their euro rates. Reference rates serve for information; a bank or card issuer applies its own rate.

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