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What’s the climate like in São Luís?

The current climate in São Luís features temperatures ranging from a high of 34°C to a low of 31°C throughout the year. The average yearly temperature is around 33°C. At night, temperatures in the colder months average around 22°C and in the warmer months around 24°C.

The highest temperature recorded in São Luís in recent years was 40°C in December 2015. The lowest daytime temperature recorded was 24°C in July 2018.

On average, São Luís receives 582 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.

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.

Best time to visit São Luís?

The best time to visit São Luís for sunny weather is January, February and April through December. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit São Luís. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.

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Climate Table of São Luís

The climate table of São Luís shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) 33 34 33 32 32 32 31 32 33 34 34 34
Temp. min (°C) 25 25 25 24 24 23 22 22 23 24 24 25
Precipitation
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Precipitation (mm) 51 83 126 91 90 59 44 5,3 8,3 4,8 5,5 14
UV Index 9 9 8 8 8 7 7 8 9 9 9 9

Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.

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Average Temperature per Month in São Luís

This graph shows the average maximum temperatures per month in São Luís, Brazil. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.

Temperature per Month in São Luís, Brazil,

Average Precipitation per Month in São Luís

This graph shows how much rainfall São Luís, Brazil, gets on average per month. Rainfall is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of rainfall is measured in millimeters, and the average is calculated based on the recorded rainfall per month from past years.

Precipitation per Month in São Luís, Brazil,

Average UV Index per Month in São Luís

This graph shows the average UV index per month in São Luís, Brazil. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

UV Index per Month in São Luís, Brazil,

Yearly Temperature in São Luís

This graph shows the average yearly temperature in São Luís, Brazil. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.

Yearly Temperature in São Luís, Brazil,

Total Yearly Precipitation in São Luís

This chart shows the total yearly precipitation in São Luís, Brazil, over the past few years. The total yearly precipitation, measured in millimeters, is the sum of all the rain that fell in the twelve months of that year.

Yearly Precipitation in São Luís, Brazil,

Weather experiences 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.

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