Climate of São Luís
São Luís has a tropical savanna climate. It is warm every month with both a wet and dry season. The average annual temperature for São Luís is 30° degrees and there is about 2255 mm of rain in a year. It is dry for 51 days a year with an average humidity of 80% and an UV-index of 7.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 29°C and 31°C
- Night:the average nighttime temperature is between 24°C and 26°C
- Sea temperature: the sea temperature is between 28°C and 30°C
- Rain: it rains 286 days and there is a total of approximately 2255 mm rainfall
- Sun hours: throughout the year there are 3059 sun hours
Maximum temperature: | between 29°C and 31°C |
Warmest month: | 31°C in September |
Coldest month: | 29°C in February |
Night temperature: | between 24°C and 26°C |
Sea temperature: | between 28°C and 30°C |
Dry days: | 79 days |
Days with rain: | 286 days |
Days with snow: | 0 days |
Total rain sum: | 2255 mm |
Hours of sunshine: | 3059 hours |
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Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for São Luís.
Precipitation graph
This graph shows the average amount of rainfall per month for São Luís.
Climate table of São Luís
In this climate table you can see at a glance what the average weather per month is for São Luís. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for São Luís might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 31 | 31 | 31 | 30 |
Night temp. (°C) | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 26 | 26 | 26 |
Water temp. (°C) | 29 | 30 | 30 | 29 | 30 | 29 | 29 | 29 | 28 | 28 | 29 | 29 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 244 | 290 | 378 | 313 | 282 | 195 | 159 | 84 | 34 | 30 | 77 | 169 |
Days with rain | 29 | 28 | 31 | 30 | 29 | 27 | 26 | 21 | 14 | 13 | 15 | 23 |
Dry days | 2 | - | - | - | 2 | 3 | 5 | 10 | 16 | 18 | 15 | 8 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 9 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 8 | 8 | 7 | 8 |
Wind force (Bft) | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 |
UV-index | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 |
Best time to visit São Luís
The best time to visit São Luís in Brazil is from August through November. In this period you have a warm temperature and little precipitation. The highest average temperature in São Luís is 31°C in September and the lowest is 29°C in February. The average water temperature is around 29°C.
Climate of São Luís by month
What is the average climate in a given month for São Luís? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
São Luís weather experiences
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