Weather in Algarve This Week

What will the weather be like in the Algarve this week? Between August 17 and 23, 2026, the region will have pleasant summer temperatures, several sunny periods and maximum temperatures that could approach 29°C. There is, however, some instability, especially at the beginning of the week.

Weather in the Algarve from August 17th to 23rd

The week starts with high temperatures, but with some cloudiness and the possibility of showers and thunderstorms. According to IPMA, this Monday there are favorable conditions for the occurrence of showers, thunderstorms and strong gusts, especially in the interior and in the Algarve mountains.

Over the following days, the scenario improves and the sun returns to dominate much of the week, although there may be periods of greater cloudiness.

Day by day forecast

• Monday, 17th: periods of sun and clouds, with the possibility of showers and thunderstorms. Temperatures close to 22°C to 28°C.
• Tuesday, 18: improvement in the weather, with plenty of sunshine. About 20°C to 29°C.
• Wednesday, 19: sun and some clouds. Temperatures approximately between 17°C and 26°C.
• Thursday, 20th: greater instability, with the possibility of rain. About 18°C to 27°C.
• Friday, 21: return of the sun, with temperatures up to approximately 27°C.
• Saturday, 22nd: mostly sunny day, with temperatures close to 25°C.
• Sunday, 23rd: sunshine and milder temperatures, with a maximum close to 24°C.

What is the best day to go to the beach?

Tuesday, Friday and Saturday present good conditions to enjoy the beaches of the Algarve, although the forecast may vary between Barlavento and Sotavento. If you're on holiday, it's worth checking the local weather before heading out.

On the south coast, IPMA predicts at the beginning of the week waves of less than 1 meter and sea water temperatures between 19°C and 21°C.

Will it rain in the Algarve this week?

There is a possibility of precipitation, especially during periods of greater instability. Monday deserves special attention due to the risk of showers and thunderstorms. Thursday may also see some precipitation, while the remaining days should be more favorable for outdoor activities.

What to do in the Algarve this week?

On sunny days, enjoy beaches, boat trips, coastal trails and visits to Ria Formosa. During periods of greater cloudiness, you can explore cities such as Faro, Tavira, Lagos or Silves, visit markets, museums and try Algarve cuisine.

Tip: in August, even when temperatures seem moderate, sun exposure remains high. Use sunscreen, stay hydrated and avoid prolonged exposure during the hottest hours.

Summary of weather in the Algarve

It will be a week with mostly favorable weather for holidays in the Algarve: temperatures between approximately 14°C and 29°C, several sunny days and some periods of instability. Check the forecast and possible weather warnings daily before organizing outdoor activities.