Portugal weather in August

Many people wonder what kind of weather they can expect in August in Portugal. Is this month a good time to go to Portugal? To answer that question we created this page with all the information you need.

What is the weather like in Portugal in August?

The weather conditions in Portugal in August are generally perfect. It is a summer month.

During August in Portugal, the average maximum temperature varies from high in São Roque do Pico with 23°C (73°F) to very high in Elvas with 35°C (94°F). On average, it is the warmest month of the year in Portugal. So be prepared and pack summer clothes.

Precipitation in August varies from almost none in Fuzeta with an average of 0mm (0 inches) of rainfall to moderate in Faja Grande with 74mm (2.9 inches). It is also generally a sunny time of year with an average of 350 hours of sunshine in Lisbon during the entire month.

We invite you to have a look at the map below to discover more about the various weather conditions around Portugal.

Where to go in Portugal in August

Find the average weather conditions in August for the most popular destinations in Portugal on the map below. Click on a destination dot for more detailed information.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

Popular destinations in Portugal

What is the weather like in August for the 5 most popular destinations in Portugal?

Average weather in Lisbon

In August Lisbon generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 18°C (65°F) and almost no monthly rainfall. So on average the conditions are perfect that month.

Lisbon
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   July July
<<  
30°C / 85°F 
18°C / 64°F 
352 hours 
2.6mm / 0.1" 
1 days 
30°C / 86°F 
18°C / 65°F 
350 hours 
4.7mm / 0.2" 
2 days 
27°C / 81°F 
17°C / 62°F 
280 hours 
34mm / 1.3" 
7 days 
Climate in Lisbon

Average weather in Porto

In August Porto generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 14°C (58°F) and low monthly rainfall. So on average the conditions are perfect that month.

Porto
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   July July
<<  
27°C / 81°F 
15°C / 58°F 
307 hours 
17mm / 0.7" 
6 days 
27°C / 81°F 
14°C / 58°F 
295 hours 
24mm / 0.9" 
7 days 
25°C / 76°F 
13°C / 55°F 
224 hours 
62mm / 2.4" 
10 days 
Climate in Porto

Average weather in Albufeira

In August Albufeira generally has very high temperatures with maximum daytime temperatures around 31°C (87°F), minimum nighttime temperatures around 19°C (66°F) and almost no monthly rainfall. So on average the conditions are perfect that month.

Albufeira
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   July July
<<  
30°C / 87°F 
19°C / 65°F 
381 hours 
1.5mm / 0.1" 
1 days 
31°C / 87°F 
19°C / 66°F 
357 hours 
2.7mm / 0.1" 
2 days 
28°C / 82°F 
17°C / 63°F 
266 hours 
29mm / 1.1" 
5 days 
Climate in Albufeira

Average weather in Lagos

In August Lagos generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 19°C (66°F) and almost no monthly rainfall. So on average the conditions are perfect that month.

Lagos
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   July July
<<  
30°C / 85°F 
18°C / 65°F 
381 hours 
1.4mm / 0.1" 
1 days 
30°C / 86°F 
19°C / 66°F 
355 hours 
3.1mm / 0.1" 
2 days 
27°C / 81°F 
17°C / 62°F 
267 hours 
29mm / 1.1" 
5 days 
Climate in Lagos

Average weather in Portimão

In August Portimão generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 19°C (66°F) and almost no monthly rainfall. So on average the conditions are perfect that month.

Portimão
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   July July
<<  
30°C / 85°F 
18°C / 65°F 
381 hours 
1.5mm / 0.1" 
1 days 
30°C / 86°F 
19°C / 66°F 
357 hours 
2.9mm / 0.1" 
2 days 
27°C / 81°F 
17°C / 62°F 
266 hours 
28mm / 1.1" 
5 days 
Climate in Portimão

Is your destination not in the list? Have a look at other destinations in Portugal.

Is August the best time to go to Portugal?

In our opinion August is one of the best times to visit Portugal with commonly perfect weather in Lisbon.

On average the best time to visit Portugal is in April, May, June, July, August and September with generally perfect weather in Lisbon. The worst month is December that can have unpleasant weather conditions.

Interested in more climate information?

We have much more information about the climate in Portugal. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for almost all countries 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 suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.