The dollar exchange rates slightly increased during trading on Monday, maintaining a level close to its highest in two months, amid ongoing tensions between the United States and Iran that pushed oil prices up.
Investors are anticipating a week full of economic data to obtain indicators about inflation and the trajectory of U.S. monetary policy.
The euro and the British pound fell by 0.1% against the dollar, bringing the euro to $1.1379 and the British pound to $1.3232, approaching their lowest levels in several months against the U.S. currency.
The dollar index, which measures the performance of the U.S. currency against a basket of major currencies, rose slightly to 101.15 points, heading for a monthly gain of about 1.7% in September, marking its best monthly performance since June.
Market attention is expected to focus this week on the personal consumption expenditure data in the United States set to be released on Wednesday, and the non-farm payroll data scheduled for Friday, along with a range of other economic indicators.
The Japanese yen fell by 0.3% to 157.7 yen against the dollar, while the Australian dollar was priced at $0.7017, down 0.07%, and the New Zealand dollar remained stable at $0.5661.
The Reserve Bank of Australia is expected to raise interest rates by 25 basis points to 4.60% on Tuesday, the highest level in nearly 15 years, amid expectations that this will be the last increase in the current tightening cycle.
In Asian markets, the Chinese yuan declined in offshore trading to 6.7235 against the dollar, after the conclusion of a three-day summit between U.S. President Donald Trump and Chinese President Xi Jinping, which did not result in major breakthroughs on several contentious issues.