"The RBA's upbeat view of the Australian economy certainly doesn't indicate it feels the need to ease policy any further, against the belief of many Australian economists," said Jason Wong, currency strategist at Bank of New Zealand, in a note.
In New Zealand, traders will be watching for the January retail spending on electronic cards this morning, with a gain of 0.6 per cent expected. Globally, the major event is likely to be US Federal Reserve Chair Janet Yellen's testimony before the Senate Banking Committee on Tuesday and before the House Financial Services Committee on Wednesday.
The greenback has strengthened after US President Donald Trump hinted last week that he will soon announce tax cuts in the US, which helped drive US equity benchmarks to new highs on Friday. Reports of positive talks between Trump and leaders of China and Japan have also helped underpin the US dollar.
The trade-weighted index was at 78.37, little changed from Friday.
The kiwi traded at 57.59 British pence, little changed from US trading at the end of last week and up from 57.49 pence in Asia on Friday. It rose to 67.64 euro cents from 67.59 cents, gained to 81.68 yen from 81.43 yen and traded at 4.9456 yuan from 4.9477 yuan.