São Sebastião Weather in August

Thinking of visiting São Sebastião in August? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 19°C (66°F) at night, with the driest conditions of the year.

Rainfall in São Sebastião in August

With the least rainfall of the year, this month offers good conditions for outdoor exploration. Take advantage of the dry weather to plan your activities. On average, there are about 10 days with rain during this month, averaging 78 mm (3.1 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in São Sebastião in August

August in São Sebastião is generally perfect, with days reaching 23°C (73°F) and nights settling around 19°C (66°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 19°C (66°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, it is the month with the lowest temperatures of the year. However, the temperature is still pleasant and it won't ever get really cold.

Sunshine in São Sebastião in August

The area experiences a moderate amount of sunshine, with approximately 104 hours of sunlight expected. This means a decent mix of sun and overcast.

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

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

São Sebastião Temperature in August

Min Temperature 19°C (66°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 33%  

Precipitation 78 mm (3.1 in)  

Rainy days 10 days  

Sunshine 104 hours *  

Percentage Sunshine *  

* Data from: Ubatuba, Brazil (53 KM, 33 Miles).

What to Wear in São Sebastião in August

Pleasant temperatures in August mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in São Sebastião in August

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for São Sebastião

Temperature Rainfall Sunshine

See the full São Sebastião climate overview or explore weather in Brazil.