An anticyclone cover most of New Zealand today, a front stalls over the upper North Island however delivering some rain.

Northland, Auckland, Waikato & Bay Of Plenty
Cloudy about Auckland, Waikato and Bay Of Plenty with periods of rain. Northland has a mix of sun and cloud. Easterly winds.
Highs: 13-17

Western North Island (including Central North Island)
Mostly sunny with some high cloud, southeasterly winds. Coldest day time highs about the Central Plateau.
Highs: 9-15

Eastern North Island
Any morning showers clear, a mostly cloudy day with cool south to southwesterly winds dying out at night. 
Highs: 11-13

Wellington
Any morning cloud clears then mostly sunny, southeasterly winds.
Highs: 11-12

Marlborough & Nelson
Morning cloud then mostly sunny, light easterlies.
Highs: 10-12

Canterbury
Sunny after a frosty start, light winds.
Highs: 8-10

West Coast
Sunny, light winds.
Highs: 10-13

Southland & Otago
Morning cloud for Southland then mostly sunny, Otago has a sunny day with heavy frosts inland to start. Light winds.
Highs: 7-10

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz