"This confirmed the bank's lack of urgency in responding to the weak inflation dynamic, sending the New Zealand dollar higher," Bank of New Zealand currency strategist Jason Wong said in a note.
The market has recently shifted from pricing in a rate hike next year to a possible rate cut this year, so it will be interesting to see the BoE's interpretation of recent data.
"While most local observers would not have been surprised by the speech's content or tone, offshore players likely read the speech as hawkish.
"The US dollar is weaker across the board, with the New Zealand dollar at the top of the leaderboard. The market has been heavily positioned for US dollar strength so liquidity can evaporate quickly when everyone wants to adjust positions at the same time," Wong said.
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Reserve Bank assistant governor and head of economics John McDermott is scheduled to speak in Sydney today, on 'Forward guidance - enhancing monetary policy in New Zealand', followed by the bank's head of prudential supervision Toby Fiennes who will speak in Auckland on 'Taking Stock and Looking Ahead'.
Finance Minister Bill English is due to speak at a wharf opening at Lyttelton Port in Christchurch.
In the UK, the Bank of England is holding its first meeting of the year.
"No change to policy is expected, but the inflation report will be widely read for hints about the next move," said the BNZ's Wong. "The market has recently shifted from pricing in a rate hike next year to a possible rate cut this year, so it will be interesting to see the BoE's interpretation of recent data."
The New Zealand dollar advanced to 45.68 British pence from 45.37 pence yesterday, rose to 60.04 euro cents from 59.91 cents, and increased to 4.3964 yuan from 4.3025 yuan. It was little changed at 93.04 Australian cents from 93.10 cents yesterday, and at 78.26 yen from 78.25 yen.