"In this backdrop, the 'commodity-linked' AUD, NZD, NOK and CAD were the strongest performers. By contrast, improved sentiment resulted in the 'safe-haven' JPY and CHF being shunned."
BNZ's Martin said the kiwi has support at 62.50 US cents and faces resistance above 64 cents.
In New Zealand today, the Real Estate Institute is expected to publish its latest data on August property sales this afternoon.
The main focus of the week is the Reserve Bank's decision on interest rates tomorrow, with governor Graeme Wheeler expected to reduce the benchmark rate a quarter point to 2.75 per cent.
In the US, Federal Reserve Bank of Minneapolis President Narayana Kocherlakota is scheduled to speak on the outlook for US monetary policy at a gathering in Evanston, Illinois.
This is the last scheduled speech by a member of the Federal Open Market Committee ahead of its September 16-17 meeting.
Elsewhere, the Bank of Canada is scheduled to review interest rates today, with no change expected.
The New Zealand dollar advanced to 90.32 Australian cents from 90.17 cents yesterday.
In Australia today, traders will be eyeing the latest monthly Westpac consumer confidence survey.
Reserve Bank of Australia deputy governor Philip Lowe is due to speak at a Committee for Economic Development of Australia event in Melbourne, while assistant governor (financial markets), Guy Debelle is scheduled to deliver a briefing on FX Global Code of Conduct in London.
The kiwi jumped to 56.68 euro cents from 55.97 cents yesterday, increased to 41.23 British pence from 40.97 pence, rose to 76.12 yen from 74.72 yen and gained to 4.0409 yuan from 3.9961 yuan.
See live rates for the NZ-US $ below. Click for more information: