MetService said last night another freezing night was in store for New Zealand as an icy-cold front swept across the country.
MetService meteorologist Surprise Mhlongo said temperatures will be lowest in Wānaka and Queenstown, with both towns expecting -1C.
Blenheim and Milford face 0C, while Christchurch will sit at 3C.
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In the North Island, the lowest temperatures were forecast for Taupō at 0C.
The news comes after parts of New Zealand awoke yesterday to the coldest day so far this year.
Auckland, Wellington and Christchurch all had their coldest mornings at 4.5C, 2.9C and -2.8C.
The alpine village of Aoraki/Mt Cook recorded a temperature of -10C and locals say the area got as low as -13C overnight.