Weather forecast for 10 daysAruanã, Brazil
Weather forecast for the weekend
Sunday 25. Oct 2026
- 39°C
- 25°C
AM Clouds / PM Sun
- Precip. probability: 24%
- Precipitation: 0mm
- Wind: 16km/hWNW 286°
- Humidity: 45%
- UV index: 11
- Sunrise: 05:51 -03
- Sunset: 18:25 -03
- details ▼
Tomorrow, on Sunday, early cloud cover is expected, followed by a warm and sunny afternoon.
The temperature will vary between a maximum of a very hot 39°C and a minimum of a moderately hot 25°C.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is assessed at a searing 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.
A forecast high of 39°C brings conditions more familiar to September's average than October's.
Sunrise will be at 05:51 and sunset at 18:25; tomorrow's daylight will last for 12h and 34min.
The temperature will vary between a maximum of a very hot 39°C and a minimum of a moderately hot 25°C.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is assessed at a searing 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.
A forecast high of 39°C brings conditions more familiar to September's average than October's.
Sunrise will be at 05:51 and sunset at 18:25; tomorrow's daylight will last for 12h and 34min.
10-day overview
Daily temperatures
Warmest day: tomorrow 39°C.
Coldest day: Wednesday 31°C.
Coldest day: Wednesday 31°C.
Chance of precipitation
Highest chance: Wednesday 81%.
Long-term weather forecast
- Saturday
- 24. Oct 2026
- min.
- 26°C
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0mm
- Wind: 8km/hN 357°
- Humidity: 67%
- UV index: 0
- Sunrise: 05:51 -03
- Sunset: 18:24 -03
- details ▼
- Sunday
- 25. Oct 2026
- 39°C
- 25°C
AM Clouds / PM Sun
- Precip. probability: 24%
- Precipitation: 0mm
- Wind: 16km/hWNW 286°
- Humidity: 45%
- UV index: 11
- Sunrise: 05:51 -03
- Sunset: 18:25 -03
- details ▼
- Monday
- 26. Oct 2026
- 35°C
- 24°C
PM Thunderstorms
- Precip. probability: 36%
- Precipitation: 5mm
- Wind: 14km/hSSW 199°
- Humidity: 58%
- UV index: 11
- Sunrise: 05:50 -03
- Sunset: 18:25 -03
- details ▼
- Tuesday
- 27. Oct 2026
- 34°C
- 23°C
PM Thunderstorms
- Precip. probability: 56%
- Precipitation: 11mm
- Wind: 8km/hNNE 33°
- Humidity: 68%
- UV index: 10
- Sunrise: 05:50 -03
- Sunset: 18:25 -03
- details ▼
- Wednesday
- 28. Oct 2026
- 31°C
- 23°C
Thunderstorms
- Precip. probability: 81%
- Precipitation: 13mm
- Wind: 9km/hSE 125°
- Humidity: 76%
- UV index: 7
- Sunrise: 05:50 -03
- Sunset: 18:26 -03
- details ▼
- Thursday
- 29. Oct 2026
- 32°C
- 23°C
Thunderstorms
- Precip. probability: 67%
- Precipitation: 9mm
- Wind: 9km/hNE 46°
- Humidity: 71%
- UV index: 10
- Sunrise: 05:49 -03
- Sunset: 18:26 -03
- details ▼
- Friday
- 30. Oct 2026
- 32°C
- 23°C
PM Thunderstorms
- Precip. probability: 75%
- Precipitation: 8mm
- Wind: 7km/hSW 221°
- Humidity: 73%
- UV index: 11
- Sunrise: 05:49 -03
- Sunset: 18:26 -03
- details ▼
- Saturday
- 31. Oct 2026
- 33°C
- 24°C
PM Thunderstorms
- Precip. probability: 49%
- Precipitation: 4mm
- Wind: 8km/hSW 236°
- Humidity: 70%
- UV index: 11
- Sunrise: 05:48 -03
- Sunset: 18:27 -03
- details ▼
- Sunday
- 1. Nov 2026
- 35°C
- 24°C
PM Thunderstorms
- Precip. probability: 47%
- Precipitation: 4mm
- Wind: 8km/hSW 225°
- Humidity: 65%
- UV index: 11
- Sunrise: 05:48 -03
- Sunset: 18:27 -03
- details ▼
- Monday
- 2. Nov 2026
- 35°C
- 24°C
PM Thunderstorms
- Precip. probability: 52%
- Precipitation: 4mm
- Wind: 8km/hWNW 299°
- Humidity: 63%
- UV index: 11
- Sunrise: 05:47 -03
- Sunset: 18:27 -03
- details ▼
For the coming ten days, primarily thunderstorm-prone and occasionally gloomy weather is expected.
Rain is forecasted nearly every day for the next ten days.
Expect a substantial fluctuation in daytime highs in the upcoming period. The temperature is expected to swing from 31°C up to 39°C, while the lowest nightly temperature differences will be negligible, as night temperatures will lie between 23°C and 26°C.
Sunday is expected to be the hottest, reaching up to 39°C; the lowest daytime temperature of the period will be reached on Wednesday, peaking at 31°C.
Taking the humidity into consideration, the maximum feel-like temperature may increase substantially and range between a torridly hot 40°C and a life-threatening 49°C.
Rain is forecasted nearly every day for the next ten days.
Expect a substantial fluctuation in daytime highs in the upcoming period. The temperature is expected to swing from 31°C up to 39°C, while the lowest nightly temperature differences will be negligible, as night temperatures will lie between 23°C and 26°C.
Sunday is expected to be the hottest, reaching up to 39°C; the lowest daytime temperature of the period will be reached on Wednesday, peaking at 31°C.
Taking the humidity into consideration, the maximum feel-like temperature may increase substantially and range between a torridly hot 40°C and a life-threatening 49°C.
Updated: Oct 24, 2026 @ 23:21:20 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Sunday, in Aruanã, cloudy conditions in the morning will give way to a clearer and sunnier afternoon.
Tomorrow, the maximum temperature will be 39°C, while the minimum temperature will be 25°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is computed to be 49°C.
The maximum temperature will be moderately higher than the average highest temperature of 34.3°C in October. The lowest temperature will be also a few degrees higher than the average low of 22.5°C.
The maximum temperature will be moderately higher than the average highest temperature of 34.3°C in October. The lowest temperature will be also a few degrees higher than the average low of 22.5°C.
On Sunday, in Aruanã, sunrise will be at 05:51 and sunset at 18:25 (-03).
In Aruanã, the length of the day tomorrow will be 12h and 34min.





