Weather forecast for 10 daysAruanã, Brazil

Weather forecast for the weekend

Sunday 25. Oct 2026

  • 39°C
  • 26°C
PM Showers
PM Showers
  • Precip. probability: 30%
  • Precipitation: 1mm
  • Wind: 14km/hWNW 283°
  • Humidity: 50%
  • UV index: 11
  • Sunrise: 05:51 -03
  • Sunset: 18:25 -03
  • ▼
On Sunday, in Aruanã, afternoon showers are expected.
Minimal precipitation is anticipated for today. Temperatures will oscillate between a very hot 39°C at their highest and a moderately hot 26°C at their lowest.
The maximum heat index, which combines air temperature and relative humidity, is assessed at a searing 52°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
This October day will feature hotter weather, consistent with September's average of 35.9°C.
Sunrise will be at 05:51 and sunset at 18:25; the daylight will last for 12h and 34min.

10-day overview

Daily temperatures

Warmest day: today 39°C.
Coldest day: Wednesday 30°C.

Chance of precipitation

Highest chance: Wednesday 72%.

Long-term weather forecast

  • Sunday
  • 25. Oct 2026
  • 39°C
  • 26°C
PM Showers
PM Showers
  • Precip. probability: 30%
  • Precipitation: 1mm
  • Wind: 14km/hWNW 283°
  • Humidity: 50%
  • UV index: 11
  • Sunrise: 05:51 -03
  • Sunset: 18:25 -03
  • ▼
  • Monday
  • 26. Oct 2026
  • 36°C
  • 24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 4mm
  • Wind: 13km/hSSW 196°
  • Humidity: 57%
  • UV index: 11
  • Sunrise: 05:50 -03
  • Sunset: 18:25 -03
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 34°C
  • 24°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 46%
  • Precipitation: 12mm
  • Wind: 8km/hNNE 28°
  • Humidity: 68%
  • UV index: 10
  • Sunrise: 05:50 -03
  • Sunset: 18:25 -03
  • ▼
  • Wednesday
  • 28. Oct 2026
  • 30°C
  • 23°C
Thunderstorms
Thunderstorms
  • Precip. probability: 72%
  • Precipitation: 12mm
  • Wind: 8km/hSE 124°
  • Humidity: 79%
  • UV index: 7
  • Sunrise: 05:50 -03
  • Sunset: 18:26 -03
  • ▼
  • Thursday
  • 29. Oct 2026
  • 32°C
  • 23°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 48%
  • Precipitation: 10mm
  • Wind: 8km/hNE 39°
  • Humidity: 74%
  • UV index: 10
  • Sunrise: 05:49 -03
  • Sunset: 18:26 -03
  • ▼
  • Friday
  • 30. Oct 2026
  • 32°C
  • 23°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 54%
  • Precipitation: 6mm
  • Wind: 7km/hSSW 211°
  • Humidity: 75%
  • UV index: 11
  • Sunrise: 05:49 -03
  • Sunset: 18:26 -03
  • ▼
  • Saturday
  • 31. Oct 2026
  • 33°C
  • 24°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 44%
  • Precipitation: 4mm
  • Wind: 8km/hSW 225°
  • Humidity: 71%
  • UV index: 11
  • Sunrise: 05:48 -03
  • Sunset: 18:27 -03
  • ▼
  • Sunday
  • 1. Nov 2026
  • 35°C
  • 24°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 38%
  • Precipitation: 4mm
  • Wind: 7km/hWSW 237°
  • Humidity: 63%
  • UV index: 11
  • Sunrise: 05:48 -03
  • Sunset: 18:27 -03
  • ▼
  • Monday
  • 2. Nov 2026
  • 35°C
  • 24°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 51%
  • Precipitation: 3mm
  • Wind: 8km/hW 278°
  • Humidity: 60%
  • UV index: 11
  • Sunrise: 05:47 -03
  • Sunset: 18:27 -03
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 35°C
  • 24°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 50%
  • Precipitation: 4mm
  • Wind: 9km/hNNE 27°
  • Humidity: 63%
  • UV index: 11
  • Sunrise: 05:47 -03
  • Sunset: 18:28 -03
  • ▼
For the next ten days, a combination of primarily storm-filled and occasionally rainy and cloud-filled weather is anticipated.
Rainfall is expected day-to-day, with daily precipitation varying from a minimal 1mm to a maximum of 12mm. With moderate precipitation of 12mm, Tuesday and Wednesday will be the wettest days.
There will be a considerable variation in temperature across the forecast period. The maximum temperature will vary between 30°C and 39°C, while the lowest nighttime temperatures will be relatively consistent, as the overnight low will fall between 23°C and 26°C.
With a high of 39°C, today is the hottest day; expect the coldest day on Wednesday with a high of 30°C.
Taking the humidity into consideration, the maximum feel-like temperature may increase vastly and vary between a very hot 37°C and a life-threatening 52°C.
Updated: Oct 25, 2026 @ 06:47:35 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, expect afternoon showers to move through periodically.

Today, there is a low chance of minimal precipitation in Aruanã.

Today, the highest temperature will be 39°C, while the lowest temperature will be 26°C. The maximum heat index, which modifies the air temperature to account for humidity, is calculated to be 52°C.
Today, the maximum temperature will be a few degrees higher than the average highest temperature in October. Today, the lowest temperature will be also a few degrees higher than the average low temperature.

On Sunday, in Aruanã, sunrise will be at 05:51 and sunset at 18:25 (-03).

Today, the daylight will last for 12h and 34min.