Traders who had bet on the kiwi currency's decline may be taking profits in a quiet data week, some analysts said.
This afternoon, the Reserve Bank will release data on high-debt mortgage lending for May.
The New Zealand dollar advanced to 61.50 euro cents from 61.32 cents yesterday as Greece's negotiations with its creditors remain unresolved as the deadline for a 1.6 billion euro payment to the International Monetary Fund looms next week.
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The local currency rose to 89.37 Australian cents from 88.80 cents yesterday after an International Monetary Fund official visiting Australia told media Australia needs to get used to a lower pace of growth. Australia will never again return to the trend rate of economic growth of around 3.25 per cent it has enjoyed for the last few decades.
Four or five years down the track, Australia's trend rate of economic growth will be more like 2.5 per cent, James Daniel, the IMF's assistant director for Asia and the Pacific told The Age newspaper.
The kiwi gained to 43.86 British pence from 43.54 pence yesterday and increased to 85.28 yen from 85 yen.