South Korea holds rates steady as inflation and won weakness bite

South Korea’s central bank held its benchmark rate at 2.50% and sharpened its warning that inflation and a weak currency could force tougher policy later this year.

The Bank of Korea left the base rate unchanged on May 28, extending a pause that has now covered January 15, April 10 and May 28. The decision matched the view of 30 of 32 economists surveyed, while two had expected a hike. Even so, the vote was not entirely dovish: two members of the seven-member monetary policy board favored raising rates, a split that points to growing pressure inside the bank to respond more forcefully to price risks.

Officials lifted their 2026 inflation forecast to 2.7% from 2.2%, citing spillover from higher oil prices tied to the Middle East war. They also raised the 2026 growth outlook to 2.6% from 2.0% after output in the first quarter proved stronger than expected, supported by strong exports. The bank said inflationary pressure had increased because of the war, while growth had come in better than anticipated, leaving policymakers to balance a firmer economy against the risk of importing more inflation through a weaker won.

That currency pressure is central to the problem. The won has weakened 4.5% against the dollar this year, and a Bloomberg quote on May 29 showed the dollar near 1,500 won. For South Korean households, that means imported goods become more expensive. For factories, it raises the cost of energy, raw materials and components bought from abroad. For U.S. readers, it is a reminder that the inflation fight has not ended with domestic price measures. In export economies, currency moves can quickly feed back into global supply chains, especially in semiconductors, electronics and other technology sectors that depend on South Korean production.

The bank’s new governor, Shin Hyun Song, was inaugurated on April 21 after a career that included senior roles at the Bank for International Settlements. His first policy meeting underscored the bind facing Seoul: tightening too soon could slow an economy that is finally showing resilience, but waiting too long could let imported inflation spread further. The bank said on April 10 that there were “high uncertainty” around the conflict, alongside upside risks to inflation, downside risks to growth and heightened volatility in foreign exchange markets.

Stephen Lee of Meritz Securities expects the central bank to raise rates to 2.75% in July and again in October, moving toward 3.00% by year-end. If that path is right, May’s hold may be less a pause than a prelude to another round of tightening, with South Korea serving as an early signal of how central banks may have to navigate stubborn inflation, softer currencies and uneven global demand.