Dollar Climbs to One-Month Peak Amid Rising Fed Rate Hike Speculation

The U.S. dollar nudged up close to its highest level in four weeks, bolstered by growing anticipation of a Federal Reserve interest rate boost this week. Even though oil prices have dropped, which typically eases inflation pressures, investors remain fixated on the Fed's potential move.

The dollar index, which tracks the greenback against a basket of currencies like the euro and yen, inched 0.06% higher to 101.58, marking its loftiest point since late June. The euro stabilized around $1.1362, while sterling slipped slightly to $1.328. Meanwhile, the dollar climbed to 163.915 against the Japanese yen.

The dollar's strength aligns with a marked shift in Fed rate expectations observed over recent months. Yields on U.S. Treasuries have climbed steadily since spring, influenced by geopolitical tensions involving the U.S. and Iran, alongside hawkish tones from Fed Chair Kevin Warsh, signaling a tougher approach ahead.

Oil prices took a tumble after the U.S. paused military actions against Iran and President Donald Trump endorsed "good talks" with Tehran, but Treasury yields stubbornly hold near multi-month highs. This shows markets are weighing a tightening financial environment despite energy cost relief.

"The recent 20 basis point climb in Treasury yields across maturities tightens financial conditions, suggesting the Federal Reserve risks playing catch-up if it delays moving ahead," noted Kenneth Broux, Societe Generale's head of corporate research for FX and rates.

The Fed's policy meeting wraps up on Wednesday, with many major brokerages now assigning roughly a 40% probability of a 25-basis-point hike, up from about 20% a week ago. The odds of a hike by September hover near 95%, reinforcing expectations for further tightening.

Yet, some caution that markets might be overpricing a rate hike imminently. Dominic Bunning, who leads G10 FX strategy at Nomura, flagged that a more dovish Fed outcome could trigger a pullback in dollar longs, shaking current positions.

In the currency space, investors increased long bets on the dollar while shorting sterling according to Morgan Stanley options data ending July 24. Traders are also eyeing U.S. economic indicators like Q2 GDP and core PCE inflation, the Fed's favorite inflation measure, for further direction.

The Australian dollar edged lower to $0.696, pressured after remarks from Reserve Bank of Australia chief Michele Bullock highlighted persistent inflation risks and the need for slowed domestic demand to ease price pressures.

Looking ahead, this week features key central bank meetings. The Bank of England and Bank of Japan both appear poised to hold rates steady but remain watchful about inflation trends. The yen continued its slide to a fresh 40-year low, keeping intervention speculation alive, while the Bank of Japan signals openness to future tightening, though timing remains vague.

Japanese Finance Minister Satsuki Katayama reaffirmed Tokyo's stance on market intervention flexibility and suggested Washington shares that view. The yen showed little reaction to a 7.1 magnitude earthquake in Kumamoto prefecture, underscoring the currency's detachment from such shocks.

On the crypto front, bitcoin slid 2.3% to $63,414.16, with ether dropping 3.4% to $1,879.71, marking its biggest drop in about a month.