A southwesterly airflow lies over New Zealand today but it is starting to ease as an anticyclone starts to push in from the Tasman Sea.

Northland, Auckland, Waikato & Bay Of Plenty
A mix of sun and cloud with any early showers clearing, southwesterly winds tend east to southeast later in the afternoon. There could be a few showers for Coromandel later in the day then eastern Northland overnight.
Highs: 19-22

Western North Island (including Central North Island)
Showers, clearing in the morning then sun increasing. Southeasterly winds (fresh about the coast) ease then die out in the evening.
Highs: 13-19

Eastern North Island
Showers, easing and dry spells increasing, remaining showers clear in the evening. Fresh southwesterlies die out at night.
Highs: 14-19

Wellington
Showers, clearing around midday then becoming mostly sunny during the afternoon. Strong southerlies ease then die out in the evening.
Highs: 14

Marlborough & Nelson
Any morning showers clear then mostly sunny, southerlies tend easterly in the afternoon for Marlborough. Afternoon northerlies for Nelson.
Highs: 16-18

Canterbury
Morning showers clear away then becoming mostly sunny in the afternoon, gusty southwesterlies ease. Afternoon easterlies south of the Rakaia River. The Mackenzie Country is sunny from morning with a frost possible to start the day.
Highs: 14-15

West Coast
Sunny with southeasterlies dying out in the morning, some cloud later in the day or overnight.
Highs: 16-19

Southland & Otago
Any early showers clear Southland then cloud breaks to a few sunny spells, later in the day a few showers may move back in. Westerly winds. Otago has any early showers clear then sunny areas increase, cold to start inland, winds from the southwest die out later in the day.
Highs: 13-16