Lisbon: A pleasant and warm Saturday will give way to a cooler Sunday, at around 25 degrees Celsius, and Lisbon could see a few showers around, being heavier on Sunday and gradually easing up as the new week progresses.
The South: Southern Portugal will enjoy a warm if slightly cloudy weekend, with temperatures at around 28 degrees Celsius, before heavy showers move in on Monday and spots of rain lasting until the middle of next week.
The North: The north will be partly cloudy for most of the weekend and cooler than the rest of the country, at around 22 degrees. Rain will fall on Monday and Tuesday, becoming lighter towards Friday.