Mostly clear weather is expected on Tuesday with periods of increased cloud cover.
Winds will blow mainly north-easterly to south-easterly, light to moderate force 3 to 4, according to the Met Office. The sea will be smooth to slight.
Temperatures will reach 31°C inland, around 29°C on the southern and eastern coasts, around 27°C on the western and northern coasts, and 23°C in the higher mountains.
Wednesday will see mostly clear weather with locally increased cloud cover.
Thursday and Friday will be partly cloudy at times, with isolated showers possible in the afternoon hours, mainly in the mountains, and thunderstorms cannot be ruled out.
Temperatures will remain at the same levels on Wednesday and Thursday, which are noticeably above seasonal averages. A slight drop is expected on Friday.
