Thursday will start off cloudy with scattered showers and isolated thunderstorms, but a gradual improvement is expected late in the afternoon.
Temperatures will be 25 C inland, around 23 C on the south, east and north coasts, 22 C on the west coast and 14 in the mountains.
On Friday and over the weekend the weather will be mainly fine, although cloud will form at intervals, mainly in the mountains and inland.
Temperatures will drop on Friday to below average for the time of year, edging up over the weekend to slightly below average.
