Thursday will be mainly fine.
Temperatures will be 30 C inland, around 29 C on the south coast, around 27 C on the remaining coasts and 20 C in the mountains.
Friday and Saturday are expected to be mainly fine, with temperatures dropping slightly on Saturday but remaining a little above average for the time of year.
Sunday will start off mainly fine but clouds expected to gather after noon may lead to localised showers or storms, mainly in the mountains.