Upper South Island

West to southwest breezes on the West Coast north of Greymouth bring areas of cloud, morning showers ease off and becoming mostly dry although there is the chance of one or two lingering during the day. Mostly sunny in Nelson and Marlborough with light winds. A mix of sunny areas and some cloud in Canterbury, light winds pick up from the east in the afternoon.
HIGHS: 18-19 about Nelson and Marlborough. Mid teens on the West Coast, 16-17 in Canterbury.

Lower South Island

Sunny areas and some cloud on the West Coast south of the Glaciers with west to southwest breezes, about Fiordland cloud may be thicker with the odd shower at times. Westerlies in Southland a little gusty at times, expect cloudy areas and the odd shower at times, long dry spells also however. In the evening winds tend more southwest with showers becoming a bit more widespread. Sunny areas and some cloud about Otago with westerly breezes, showers later in the evening as a southwest change moves through.
HIGHS: 15-16 about Southland and Otago, 13-14 on the West Coast south of the Glaciers. High teen temperatures for some Central Otago areas.

WeatherWatch.co.nz