Inflation pressures faced by British firms hit record levels this month, and growth in the private sector cooled only slightly from an all-time high in May when coronavirus restrictions were lifted.
The dollar index against a basket of currencies was last down 0.26% on the day at 92.013. The euro gained 0.27% to $1.1901 and the greenback gained 0.05% to 110.30 Japanese yen.
The Fed is not expected to announce any plans to pare its bond purchases until its August Jackson Hole economic symposium, though it may start dropping hints that it has started to talk about a taper.
"This rally in rates seems very counterintuitive. I still haven't found a very strong case besides perhaps the offset of positioning, people are getting out of trades ahead of the FOMC," Rajappa said.
Takeda Pharmaceutical was up 0.16 percent at 3,774 yen after reports said Japanese authorities will likely this week approve the use of Moderna Covid-19 vaccines, which the Japanese firm will import.
"China's solid macroeconomic fundamentals should continue to provide support for the currency," Matthew Ryan, senior market analyst at Ebury, said in a note.
Business reopenings from COVID-19-related shutdowns have accelerated this month, and investors are also pricing for higher inflation as fiscal spending increases.
"With the reopening process, it seems to have hit a higher gear in April," said Tom Simons, a money market economist at Jefferies in New York.
The consumer price index jumped 0.6% last month, the largest gain since August 2012, after rising 0.4% in February, the Labor Department said on Tuesday. Excluding the volatile food and energy components, the CPI rose 0.3%. The so-called core CPI nudged up 0.1% in February.
The dollar briefly spiked on the data, before reversing course and dipping to three-week lows. Treasury yields also fell after the data.
"Falling incidence of the coronavirus will lower initial claims," said Stan Shipley, fixed income strategist, at Evecore ISI in New York. He added that overall the data showed the "labor market is continuing to heal and should be neutral for Treasury yields."
In midmorning trading, the US 10-year Treasury yield was down at 1.64% from 1.654% on Wednesday.
It will take some time for economic activity and employment to return to levels that prevailed at the business cycle peak reached last February. We are committed to using our full range of tools to support the economy until the job is well and truly done.
The Fed now sees the US unemployment rate falling to 3.5%, roughly where it was before the pandemic, by the end of 2023.