Weather forecast for 10 daysSão Luís, Brazil

Weather forecast for the weekend

Sunday 15. Nov 2026

  • 31°C
  • 26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 29km/hNE 50°
  • Humidity: 65%
  • UV index: 11
  • Sunrise: 05:34 -03
  • Sunset: 17:48 -03
  • ▼
Tomorrow, on Sunday, a pleasant mix of sun and clouds will define the day.
The temperature is expected to vary slightly from a high of a humid 31°C to a low of a moderately hot 26°C.
The maximum heat index, which measures the combined effect of heat and moisture, is assessed at a fiery hot 36°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, the anticipated temperature will match November's typical high of 31.4°C.
Sunrise will be at 05:34 and sunset at 17:48; tomorrow's daylight will last for 12h and 14min.

10-day overview

Daily temperatures

Warmest period: Tuesday - Monday 32°C.
Coldest period: tomorrow - Monday 31°C.

Chance of precipitation

Highest chance: Tuesday 24%.

Long-term weather forecast

  • Saturday
  • 14. Nov 2026
  • min.
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 20km/hNE 43°
  • Humidity: 79%
  • UV index: 0
  • Sunrise: 05:34 -03
  • Sunset: 17:48 -03
  • ▼
  • Sunday
  • 15. Nov 2026
  • 31°C
  • 26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 29km/hNE 50°
  • Humidity: 65%
  • UV index: 11
  • Sunrise: 05:34 -03
  • Sunset: 17:48 -03
  • ▼
  • Monday
  • 16. Nov 2026
  • 31°C
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0mm
  • Wind: 25km/hNE 50°
  • Humidity: 68%
  • UV index: 11
  • Sunrise: 05:34 -03
  • Sunset: 17:48 -03
  • ▼
  • Tuesday
  • 17. Nov 2026
  • 32°C
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 28km/hNE 55°
  • Humidity: 68%
  • UV index: 11
  • Sunrise: 05:34 -03
  • Sunset: 17:49 -03
  • ▼
  • Wednesday
  • 18. Nov 2026
  • 32°C
  • 27°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 30km/hENE 58°
  • Humidity: 66%
  • UV index: 11
  • Sunrise: 05:35 -03
  • Sunset: 17:49 -03
  • ▼
  • Thursday
  • 19. Nov 2026
  • 32°C
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 30km/hENE 58°
  • Humidity: 66%
  • UV index: 11
  • Sunrise: 05:35 -03
  • Sunset: 17:49 -03
  • ▼
  • Friday
  • 20. Nov 2026
  • 32°C
  • 27°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 31km/hENE 58°
  • Humidity: 65%
  • UV index: 11
  • Sunrise: 05:35 -03
  • Sunset: 17:50 -03
  • ▼
  • Saturday
  • 21. Nov 2026
  • 32°C
  • 27°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 31km/hENE 58°
  • Humidity: 65%
  • UV index: 11
  • Sunrise: 05:35 -03
  • Sunset: 17:50 -03
  • ▼
  • Sunday
  • 22. Nov 2026
  • 32°C
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 31km/hENE 59°
  • Humidity: 65%
  • UV index: 11
  • Sunrise: 05:35 -03
  • Sunset: 17:50 -03
  • ▼
  • Monday
  • 23. Nov 2026
  • 32°C
  • 27°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 32km/hENE 59°
  • Humidity: 65%
  • UV index: 11
  • Sunrise: 05:36 -03
  • Sunset: 17:50 -03
  • ▼
Weather models show that a combination of cloudy and clear weather is expected.
Rainfall is not anticipated in São Luís in the upcoming days.
Fluctuations in temperature will be barely perceptible in the forecast period ahead. The maximum temperature will vary between 31°C and 32°C, while the lowest nightly temperature differences will be also negligible, as night temperatures will lie between 26°C and 27°C.
With a maximum temperature of 32°C, Tuesday through next Monday will be the hottest days; Sunday and Monday, with the highest temperature of 31°C, will be the coldest days.
Taking the humidity into consideration, the maximum feel-like temperature may increase considerably and range between a steamy 36°C and an extremely hot 40°C.
The climate in São Luís reaches its peak warmth in November, with highs averaging 31.4°C and lows dropping to 24°C.
Updated: Nov 15, 2026 @ 00:56:49 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in São Luís, a partly cloudy outlook will keep the sky interesting throughout the day.

Tomorrow, the highest temperature will be 31°C, while the lowest temperature will be 26°C. The maximum heat index, which combines relative humidity and air temperature, is computed to be 36°C.
Tomorrow, the maximum temperature will be in line with the average highest temperature in November. Tomorrow, the lowest temperature will be also in line with the average low temperature.

On Sunday, in São Luís, sunrise will be at 05:34 and sunset at 17:48 (-03).

In São Luís, the length of the day tomorrow will be 12h and 14min.