29 to 31°C
temperature
3059 hours
sunshine per day
2255 mm
rain
79 days
dry
286 days
rain
0 days
snow

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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