Temperature in Portugal in August

Daytime highs, nighttime lows and the warmest cities across Portugal this August.

Portugal, experiences maximum daytime temperatures in August ranging from 21°C (70°F) in Azoia to 35°C (95°F) in Monsaraz. Nighttime temperatures generally drop to 19°C (66°F) in Monsaraz and 18°C (64°F) in Azoia. The month of August is in the summer season. In Portugal, August typically stands out as the hottest month of the year. If you're planning a visit during this time, it would be wise to come prepared. Packing light and breathable summer cloths will ensure you stay comfortable throughout your stay.

What is the temperature of the different cities in Portugal in August?

Curious about the August temperatures in the prime spots of Portugal? Navigate the map below and tap on a destination dot for more detailed stats.

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Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Portugal, check out our Portugal's climate page.

See also: the Portugal weather by month.

Best Places to Visit in Portugal in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Portugal.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in August: blue is cold, red is hot.

See all August weather averages, cities and regions in Portugal

Portugal temperatures in August: frequently asked questions

How hot does it get in Portugal in August?

Daytime temperatures in Lisbon typically peak at 27°C (81°F) in August, putting it in the high range.

How cold does it get at night in Portugal in August?

Average overnight lows in Portugal during August sit near 18°C (64°F) in Lisbon.

What is the warmest city in August in Portugal?

Based on our systematic data collection, Monsaraz has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 35°C (95°F), while at night it goes down to an approximate temperature of 19°C (66°F).

What is the coldest city in August in Portugal?

The coldest city in August in Portugal is Azoia when we check our database. The maximum daytime temperatures are around 21°C (70°F) and minimum nighttime temperatures fall around 18°C (64°F).

How much sun does Portugal get in August?

Lisbon usually sees around 350 hours of sunlight, indicating many sunny days.

What is the water temperature in August?

Across Portugal, sea temperatures in August range from cool at 18°C (64°F) in Porto to good at 25°C (77°F) in Ponta Delgada — so swimming conditions depend on which coast you pick.

Interested in more climate information?

We have much more information about the climate in Portugal.

Weather and climate has detailed information for every country in the world. Are you going to Portugal? Get detailed historical weather averages for many cities in Portugal.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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