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BrazilThe weather in August in São Luís
It's hot in August in São Luís with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 33°C. At night, you can expect temperatures between 22°C and 23°C.
August is a good month to be in São Luís for sunny weather. You’ll have high temperatures and not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for São Luís, Brazil. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 37°C in 2023, São Luís reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 28°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 19°C to a highest value of 26°C.
Rainfall amount
According to weather history, there is only 5,3 mm of precipitation in August. The wind speed is around 5 Bft, mostly coming from the South.
Daily weather in August for São Luís
Click on any day in August to get detailed info about the usual weather on that day in São Luís. Check out the historical temperatures and precipitation over the past 10 years on this day.
August weather comparison
| São Luís | New York | |
|---|---|---|
| Average temperature | 32°C | 30°C |
| Max. temperature | 33°C | 31°C |
| Min. temperature | 22°C | -5°C |
| Total precipitation | 5,3 mm | 79 mm |
| Rainy days | 2 days | 13 days |
Start of August
The month of August starts in São Luís with hot temps, averaging around 32°C during the day and nights around 22°C.
Mid August
By mid-August, daytime temps rise to around 33°C, with nights around 22°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of August
By the end of August, the average daytime temperature in São Luís is around 33°C, while nighttime temps are about 23°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
Find affordable trips to São Luís
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of São Luís for all months and discover the best travel time
Curious about the weather in other parts of Brazil? Check out the climate and weather for spots like Rio de Janeiro, Salvador, Pipa, or explore other destinations in Brazil.
Temperature charts
These charts show the average temperatures in August in São Luís, Brazil. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in August in São Luís
Temperature in August in São Luís over the years
Precipitation charts
These charts show the average amount of precipitation in August in São Luís, Brazil. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in August in São Luís
Total precipitation in August in São Luís over the years
Daily UV index in August in São Luís
This chart shows the average daily UV index in August in São Luís, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in August in São Luís
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Average weather in São Luís by month
Click on a month below to see detailed weather info for São Luís. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.