Today, the local focus will be on the release of the Reserve Bank of Australia's minutes from its last meeting, due at 1:30pm New Zealand time. The minutes will likely reinforce the view that that the RBA is on hold for a prolonged period, said the BNZ's Martin.
RBA assistant governor Christopher Kent is also scheduled to speak in Sydney today.
The New Zealand dollar advanced to 90.53 Australian cents from 90.32 cents yesterday.
Early tomorrow morning, traders will be eyeing dairy prices in Fonterra Cooperative Group's latest GlobalDairyTrade auction to see if weakness continues. Dairy products are the country's largest commodity export.
The local currency rose to 50.34 British pence from 50.05 pence yesterday as opinion polling shows Thursday's referendum on Scotland breaking from the UK remains too close to call. British prime minister David Cameron, in a visit to Scotland, urged Scots to remain within the UK, saying a break would be irreversible.
The kiwi advanced to 63.14 euro cents from 62.71 cents yesterday and gained to 87.58 yen from 87.18 yen