Weather forecast for 10 daysAltair, Brazil

Weather forecast for the weekend

Saturday 14. Nov 2026

  • 35°C
  • 21°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Wind: 11km/hNW 317°
  • Humidity: 52%
  • UV index: 11
  • Sunrise: 05:28 -03
  • Sunset: 18:33 -03
  • ▼
On Saturday, 14th of November, clouds will come and go, but expect bright periods in between.
Rainfall is not forecasted for tomorrow. The temperature scale will run from a maximum of a fiery hot 35°C to a minimum of a delightful 21°C.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is calculated to be a blistering 41°C. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Forecasts indicate the high temperature will be uncommonly higher than November's average maximum of 29.8°C.
Sunrise will be at 05:28 and sunset at 18:33; tomorrow's daylight will last for 13h and 5min.

Sunday 15. Nov 2026

  • 30°C
  • 21°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 75%
  • Precipitation: 21mm
  • Wind: 20km/hNW 316°
  • Humidity: 63%
  • UV index: 11
  • Sunrise: 05:28 -03
  • Sunset: 18:33 -03
  • ▼
On Sunday, in Altair, isolated thunderstorms are expected with brief heavy rain.
Elevated precipitation of 21mm is anticipated. The temperature is predicted to vary between a tropical 30°C and an agreeable 21°C.
Expect the maximum temperature to remain consistent with the typical November high of 29.8°C.
Sunrise will be at 05:28 and sunset at 18:33; the daylight will last for 13h and 5min.

10-day overview

Daily temperatures

Warmest day: tomorrow 35°C.
Coldest day: Monday 29°C.

Chance of precipitation

Highest chance: Sunday 75%.

Long-term weather forecast

  • Friday
  • 13. Nov 2026
  • min.
  • 21°C
Thunderstorms Early
Thunderstorms Early
  • Precip. probability: 50%
  • Precipitation: 1mm
  • Wind: 11km/hESE 123°
  • Humidity: 73%
  • UV index: 0
  • Sunrise: 05:28 -03
  • Sunset: 18:32 -03
  • ▼
  • Saturday
  • 14. Nov 2026
  • 35°C
  • 21°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Wind: 11km/hNW 317°
  • Humidity: 52%
  • UV index: 11
  • Sunrise: 05:28 -03
  • Sunset: 18:33 -03
  • ▼
  • Sunday
  • 15. Nov 2026
  • 30°C
  • 21°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 75%
  • Precipitation: 21mm
  • Wind: 20km/hNW 316°
  • Humidity: 63%
  • UV index: 11
  • Sunrise: 05:28 -03
  • Sunset: 18:33 -03
  • ▼
  • Monday
  • 16. Nov 2026
  • 29°C
  • 21°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 58%
  • Precipitation: 7mm
  • Wind: 12km/hWNW 300°
  • Humidity: 69%
  • UV index: 6
  • Sunrise: 05:27 -03
  • Sunset: 18:34 -03
  • ▼
  • Tuesday
  • 17. Nov 2026
  • 31°C
  • 22°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 48%
  • Precipitation: 4mm
  • Wind: 12km/hNNE 19°
  • Humidity: 62%
  • UV index: 11
  • Sunrise: 05:27 -03
  • Sunset: 18:34 -03
  • ▼
  • Wednesday
  • 18. Nov 2026
  • 32°C
  • 22°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 56%
  • Precipitation: 6mm
  • Wind: 15km/hN 354°
  • Humidity: 60%
  • UV index: 11
  • Sunrise: 05:27 -03
  • Sunset: 18:35 -03
  • ▼
  • Thursday
  • 19. Nov 2026
  • 32°C
  • 23°C
Thunderstorms
Thunderstorms
  • Precip. probability: 63%
  • Precipitation: 7mm
  • Wind: 13km/hNNW 338°
  • Humidity: 62%
  • UV index: 11
  • Sunrise: 05:27 -03
  • Sunset: 18:36 -03
  • ▼
  • Friday
  • 20. Nov 2026
  • 32°C
  • 22°C
Thunderstorms
Thunderstorms
  • Precip. probability: 65%
  • Precipitation: 9mm
  • Wind: 15km/hNW 326°
  • Humidity: 63%
  • UV index: 11
  • Sunrise: 05:27 -03
  • Sunset: 18:36 -03
  • ▼
  • Saturday
  • 21. Nov 2026
  • 31°C
  • 22°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 9mm
  • Wind: 15km/hNW 311°
  • Humidity: 67%
  • UV index: 11
  • Sunrise: 05:26 -03
  • Sunset: 18:37 -03
  • ▼
  • Sunday
  • 22. Nov 2026
  • 32°C
  • 23°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 10mm
  • Wind: 13km/hNNW 343°
  • Humidity: 64%
  • UV index: 11
  • Sunrise: 05:26 -03
  • Sunset: 18:38 -03
  • ▼
Over the next ten days, conditions will reflect that primarily unstable and occasionally cloud-filled weather is anticipated.
Rainfall is forecasted for Friday, Sunday through next Sunday.
In the upcoming days, the highest temperature will range between 29°C and 35°C, while fluctuations in the night’s lowest temperature will be minimal, as night temperatures will lie between 21°C and 23°C.
The hottest day will be Saturday, with a maximum of 35°C; the lowest daytime temperature of the period will be reached on Monday, peaking at 29°C.
Taking the humidity into consideration, the maximum feel-like temperature may increase substantially and range between a hot 33°C and a torridly hot 41°C.
Updated: Nov 13, 2026 @ 18:01:03 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Altair, scattered clouds may briefly filter the sunlight, but it will remain bright overall.

No, it will not rain tomorrow in Altair.

Tomorrow, the highest temperature will be 35°C, while the lowest temperature will be 21°C. The maximum heat index, which measures the combined effect of heat and moisture, is assessed at 41°C.
The maximum temperature tomorrow will be uncommonly higher than the average highest temperature of 29.8°C in November. The lowest temperature will be in line with the average low of 20.5°C.

On Saturday, in Altair, sunrise will be at 05:28 and sunset at 18:33 (-03).

In Altair, the length of the day tomorrow will be 13h and 5min.

On Sunday, rainy weather and thunderstorms are expected in the afternoon.

Yes. With a probability of 75%, increased precipitation of 21mm is predicted on Sunday.

On Sunday, the highest temperature will be 30°C, while the lowest temperature will be 21°C.