The survey confirmed "come Thursday they will sit on their hands, keep repeating they are going to do so for a long time. There is a case for them to be slightly more dovish this time around", Speizer said.
In its May monetary policy statement, the central bank's forecasts indicated that rates would remain on hold until September 2019.
Since then inflation and growth have been lower than the RBNZ expected. As a result, speculation is growing that the central bank could signal the first rate hike may now come in 2020.
"That's what is keeping a lid on the kiwi, as well as the US dollar rebound," he said.
The US dollar index rallied after Labor Department figures showed nonfarm payrolls rose by 209,000 jobs in July, beating estimates of a 180,000 gain, while average hourly earnings rose a modest 0.3 per cent. US inflation data is released at the end of the week.
The kiwi was trading at A93.20c from A93.50c in New York on Friday. It shed some ground after Australian job advertisements rose for a fifth straight month but trading was thin due to a bank holiday in New South Wales.
The kiwi was at 56.65p from 56.81p and was at 4.9740 yuan from 4.9828 yuan. It dipped to 62.72 euro cents from 62.90 euro cents and traded at 81.90 yen from 81.98 yen.
New Zealand's two-year swap rate was unchanged at 2.17 per cent while the 10-year swaps rose 2 basis point to 3.21 per cent.