Sao Luis weather live forecast

Today's maximum temperature in Sao Luis is expected to be 29°C. Select a day from the live weather forecast for Sao Luis, Brazil for more weather parameters.

5-day weather forecast updated at 04:00 on Wednesday 15th April 2026 GMT

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The 5-day weather forecast for Brazil (Sao Luis) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Sao Luis weather forecast by day

Below are the detailed weather forecasts for Sao Luis for the next 5 days.

Sao Luis weather for Wednesday 15th April 2026

Expect isolated thunderstorms in Sao Luis, Brazil with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 72% chance of some rain and a gentle breeze of 14 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 72% chance of some rain72
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 14 kph from the East14
    kph wind from E

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Sao Luis weather for Thursday 16th April 2026

Expect isolated thunderstorms in Sao Luis, Brazil with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 65% chance of some rain and a light breeze of 12 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 65% chance of some rain65
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 12 kph from the East12
    kph wind from E

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Sao Luis weather for Friday 17th April 2026

Expect isolated thunderstorms in Sao Luis, Brazil with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 77% chance of some rain and a light breeze of 12 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 77% chance of some rain77
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 12 kph from the East12
    kph wind from E

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Sao Luis weather for Saturday 18th April 2026

Expect isolated thunderstorms in Sao Luis, Brazil with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 83% chance of some rain and a light breeze of 12 kph from the north-east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 83% chance of some rain83
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 12 kph from the North-East12
    kph wind from NE

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Sao Luis weather for Sunday 19th April 2026

Expect isolated thunderstorms in Sao Luis, Brazil with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 50 mm or more of rainfall expected with 92% chance of some rain and a light breeze of 11 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 92% chance of some rain92
    % chance of some rain
  • 50 mm or more of rainfall expected>50
    mm or more of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 11 kph from the East11
    kph wind from E

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