What’s the climate like in São Luís?
The current climate of São Luís features average monthly temperatures ranging from highs of 34°C during the day to lows of 31°C. 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, London gets 701 mm of precipitation annually.
Curious about the climate in other parts of Brazil? Check out the weather and climate in places like Rio de Janeiro, Salvador, Pipa, or have a look at 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 good 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.
Climate Table of São Luís
The climate table of São Luís shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| 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 |
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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.
- Average yearly temperature: 33°C
- Highest temperature: 34°C in February, October, November and December
- Lowest temperature: 31°C in July
- Precipitation: 582 mm per year, averaging 49 mm per month
- Driest months: 4,8 mm in October, 5,3 mm in August and 5,5 mm in November
- Wettest months: 126 mm in March, 91 mm in April and 90 mm in May
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Table of Contents
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.
Average Precipitation per Month in São Luís
This graph shows how much precipitation São Luís, Brazil, gets on average per month. Precipitation 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 precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
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.
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.
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 millimetres, is the sum of all the rain that fell in the twelve months of that year.
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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