Lisbon: Some intermittent cloud cover is forecast for Friday with highs of 20 degrees and lows of 14 degrees. On Saturday, it will be feeling slightly warmer with highs of 21 degrees. Sunday is to be very warm with temperatures peaking at 27 degrees and clear blue skies. The good weather is to remain until Wednesday, when rain is to return.

The north: Friday is to be overcast generally with some sunny spells and highs of 22 degrees. It will be feeling warmer on Saturday with more prolonged periods of sunshine and highs of 23 degrees. On Sunday, thermometers are to rise to 27 degrees and then to peak at 28 degrees on Monday. On Tuesday, rain is to return with very heavy showers forecast.

The centre: Clear skies and highs of 25 degrees are expected on Friday. On Saturday, temperatures are to drop slightly to highs of 23 degrees with some intermittent cloud cover and this will remain the same on Sunday. On Monday temperatures are to peak at highs of 26 degrees, before dropping again on Tuesday. From Wednesday, rain is to return.

The south: Friday will see the highest temperatures of the week with thermometers peaking at 27 degrees and dropping to lows of 15 degrees. On Saturday, some intermittent cloud is forecast with highs of 25 degrees. Sunday and Monday are to be clear and bright with highs of 24 degrees and lows of 16 degrees. On Tuesday, showers are to return and remain for the coming days.

Madeira: Friday will see intermittent cloud cover and prolonged sunny spells with temperatures hitting highs of 22 degrees and lows of 16 degrees. From Saturday, cloud cover is to increase further, but it should remain mainly dry with highs of 22 degrees. Rain is to make a return from Wednesday.

The Azores: Friday and Saturday are to be largely dry with only a slight chance of rain and temperatures peaking at highs of 18 degrees with lows of 14 degrees. On Sunday, rain is forecast with some sunny spells. From Wednesday, rain is predicted for the coming days.