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São Luis Weather in August

São Luis in August sees high daytime temperatures of 29°C (84°F) and nighttime lows of 17°C (63°F). With just 5.1 mm (0.2 in) of rainfall expected, it's a dry month overall.

Rainfall in São Luis in August

This month experiences about a single day of rain according to historical data, averaging 5.1 mm (0.2 in). If rain does fall, it tends to be a moderate shower rather than anything heavy.

Temperature in São Luis in August

August is a perfect month in São Luis, with 29°C (84°F) during the day and 17°C (63°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. This is typically the warmest month of the year, so light summer clothing is a good idea.

Sunshine in São Luis in August

The days are predominantly sunny, with an estimated total of around 340 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit São Luis.

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

São Luis Temperature in August

Min TemperatureMin Temperature 17°C (63°F)  
Max TemperatureMax Temperature 29°C (84°F)  
Chance of RainChance of Rain 4%  
PrecipitationPrecipitation 5.1 mm (0.2 in)  
Rainy daysRainy days a single day  
HumidityHumidity 62% *  
SunshineSunshine 340 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Praia da Rocha, Portugal (62 KM, 38 Miles).

Best Places in Portugal in August

Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in August →

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

What to Wear in São Luis in August

Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in São Luis in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
10/10
Outdoor sports
8/10

Select a Month

Check the conditions for any month of the year.

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

More climate data for São Luis