"It's a pretty smart move on her part to shore up a bit of support," said Mark Johnson, a senior dealer foreign exchange at OMF in Wellington. The pound recently traded at US$1.2825, and Johnson said "there's probably not much in the way of resistance now until US$1.30."
The pound's ascension weighed on the greenback which was already on the back foot as investors remain cautious about US President Donald Trump's policy programme.
Treasury Secretary Steven Mnuchin said the tax reform package would probably come later than the August target after the administration's inability to overhaul US healthcare, and the yield on US 10-year Treasuries slipped to 2.18 per cent as investors lost their appetite for riskier assets.
OMF's Johnson said the kiwi will continue to get pushed around by geopolitical events that are currently supporting safe-haven assets such as the yen and gold. The kiwi traded at 76.49 yen from 76.39 yen yesterday.
Local data today showed activity in New Zealand's service sector remained robust, while dairy prices increased at the latest GlobalDairyTrade auction. Tomorrow's inflation data will be closely watched to see whether rising food and fuel prices pushed the consumers price index near the mid-point of the Reserve Bank's 1 per cent-to-3 percent target band.
New Zealand's two-year swap rate was unchanged at 2.28 per cent and 10-year swaps fell 3 basis points to 3.22 per cent.
The kiwi increased to 93.59 Australian cents from 92.70 cents yesterday and gained to 4.8470 Chinese yuan from 4.8261 yuan. It edged down to 65.69 euro cents from 65.82 cents yesterday. The trade-weighted index increased to 76.49 from 76.20 yesterday.