Weather forecast for 10 daysGrajaú, Brazil

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 37°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 14km/hNE 42°
  • Humidity: 56%
  • UV index: 11
  • Sunrise: 05:38 -03
  • Sunset: 17:57 -03
  • ▼
On Saturday, in Grajaú, a pleasant mix of sun and clouds will define the day.
Temperatures will oscillate between a steamy 37°C at their highest and a warm 25°C at their lowest.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a life-threatening 49°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Sunrise will be at 05:38 and sunset at 17:57; the daylight will last for 12h and 19min.

Sunday 1. Nov 2026

  • 37°C
  • 25°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 14km/hNE 41°
  • Humidity: 53%
  • UV index: 11
  • Sunrise: 05:38 -03
  • Sunset: 17:57 -03
  • ▼
Tomorrow, in Grajaú, a pleasant, mostly sunny outlook is in place.
The temperature is expected to oscillate between a maximum of a very hot 37°C and a minimum of a moderately hot 25°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is appraised at a burning hot 47°C. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Sunrise will be at 05:38 and sunset at 17:57; tomorrow's daylight will last for 12h and 19min.

10-day overview

Daily temperatures

Maximum temperature: 37°C.
Coldest day: Monday 09.11. 34°C.

Chance of precipitation

Highest chance: Monday 09.11. 24%.

Long-term weather forecast

  • Saturday
  • 31. Oct 2026
  • 37°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 14km/hNE 42°
  • Humidity: 56%
  • UV index: 11
  • Sunrise: 05:38 -03
  • Sunset: 17:57 -03
  • ▼
  • Sunday
  • 1. Nov 2026
  • 37°C
  • 25°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 14km/hNE 41°
  • Humidity: 53%
  • UV index: 11
  • Sunrise: 05:38 -03
  • Sunset: 17:57 -03
  • ▼
  • Monday
  • 2. Nov 2026
  • 35°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0mm
  • Wind: 17km/hNE 43°
  • Humidity: 57%
  • UV index: 11
  • Sunrise: 05:38 -03
  • Sunset: 17:57 -03
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 35°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 16km/hNE 47°
  • Humidity: 55%
  • UV index: 11
  • Sunrise: 05:38 -03
  • Sunset: 17:58 -03
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 37°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 15km/hNE 35°
  • Humidity: 51%
  • UV index: 11
  • Sunrise: 05:38 -03
  • Sunset: 17:58 -03
  • ▼
  • Thursday
  • 5. Nov 2026
  • 37°C
  • 25°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 15km/hNE 35°
  • Humidity: 50%
  • UV index: 11
  • Sunrise: 05:38 -03
  • Sunset: 17:58 -03
  • ▼
  • Friday
  • 6. Nov 2026
  • 37°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 15km/hNE 35°
  • Humidity: 51%
  • UV index: 11
  • Sunrise: 05:37 -03
  • Sunset: 17:58 -03
  • ▼
  • Saturday
  • 7. Nov 2026
  • 37°C
  • 26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 15km/hNE 35°
  • Humidity: 50%
  • UV index: 11
  • Sunrise: 05:37 -03
  • Sunset: 17:58 -03
  • ▼
  • Sunday
  • 8. Nov 2026
  • 36°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 14km/hNE 40°
  • Humidity: 52%
  • UV index: 11
  • Sunrise: 05:37 -03
  • Sunset: 17:58 -03
  • ▼
  • Monday
  • 9. Nov 2026
  • 34°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 14km/hNE 50°
  • Humidity: 59%
  • UV index: 11
  • Sunrise: 05:37 -03
  • Sunset: 17:59 -03
  • ▼
Over the next ten days, conditions will reflect that primarily gloomy and occasionally sun-filled weather is anticipated.
Rain is not expected in Grajaú in the upcoming days.
Highs will stay within a very narrow margin throughout the coming week. The maximum temperature will vary between 34°C and 37°C, while the lowest nighttime temperatures will be also relatively consistent, as the minimum temperature is expected to range between 25°C and 26°C.
Saturday, Sunday, Wednesday through next Saturday, with the highest temperature of 37°C, will be the hottest days in Grajaú; expect the coldest day on next Monday with a high of 34°C.
Combining with the humidity, the maximum feel-like temperature may increase significantly and range between a blisteringly hot 42°C and a burning hot 49°C.
Updated: Oct 31, 2026 @ 08:33:18 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Grajaú, clouds and sunshine will alternate throughout the day.

Today, the maximum temperature will be 37°C, while the minimum temperature will be 25°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is calculated to be 49°C.

On Saturday, in Grajaú, sunrise will be at 05:38 and sunset at 17:57 (-03).

Today, the daylight will last for 12h and 19min.

Tomorrow, clear skies with only minor cloud interruptions are in the outlook.

Tomorrow, the highest temperature will be 37°C, while the lowest temperature will be 25°C. The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at 47°C.

On Sunday, in Grajaú, sunrise will be at 05:38 and sunset at 17:57 (-03).

In Grajaú, tomorrow, there will be 12h and 19min of daylight.