AUD/USD Rate on 31 December 2025 (ECB Cross Rate)
Australian dollar to US dollar · Wednesday, 31 December 2025
0.6683
0.28% down−18.5 pipsvs 30 Dec
1 USD = 1.4963 AUD
On Wednesday, 31 December 2025, the AUD/USD cross rate calculated from the European Central Bank's euro reference rates was 0.6683: one Australian dollar (AUD) was worth 0.6683 US dollars (USD). Conversely, one US dollar was worth 1.4963 Australian dollars. The rate was 0.28% lower than the previous fixing on Tuesday, 30 December 2025 (0.6702). From 1 December 2025 to 31 December 2025 it ranged between 0.6553 and 0.6702 over 21 fixings.
Source: cross rate calculated by RateKite from European Central Bank euro reference rates.
| AUD | USD | USD | AUD |
|---|---|---|---|
| 1 | 0.67 | 1 | 1.50 |
| 10 | 6.68 | 10 | 14.96 |
| 100 | 66.83 | 100 | 149.63 |
| 1,000 | 668.34 | 1,000 | 1,496.26 |
| 10,000 | 6,683.35 | 10,000 | 14,962.55 |
Amounts at the reference rate, rounded; banks and card networks apply their own rates and fees.
| Date | Rate | Change |
|---|---|---|
| Monday, 22 December 2025 | 0.6648 | — |
| Tuesday, 23 December 2025 | 0.6694 | 0.69% up |
| Wednesday, 24 December 2025 | 0.6702 | 0.12% up |
| Monday, 29 December 2025 | 0.6692 | 0.16% down |
| Tuesday, 30 December 2025 | 0.6702 | 0.15% up |
| Wednesday, 31 December 2025 | 0.6683 | 0.28% down |
| Friday, 2 January 2026 | 0.6695 | 0.17% up |
| Monday, 5 January 2026 | 0.6668 | 0.40% down |
| Tuesday, 6 January 2026 | 0.6720 | 0.77% up |
| Wednesday, 7 January 2026 | 0.6728 | 0.12% up |
| Thursday, 8 January 2026 | 0.6697 | 0.46% down |