Weather forecast for 10 daysAçu, Brazil
Weather forecast for the weekend
Sunday 25. Oct 2026
- 36°C
- 23°C
Partly Cloudy
- Precip. probability: 13%
- Precipitation: 0mm
- Wind: 28km/hNE 51°
- Humidity: 52%
- UV index: 11
- Sunrise: 05:03 -03
- Sunset: 17:20 -03
- details ▼
Today, a pleasant mix of sun and clouds will define the day.
Temperatures are predicted to range from a maximum of a very hot 36°C to a minimum of a warm 23°C.
The maximum heat index, which adjusts the air temperature based on humidity, is computed to be a scorching 44°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.
Today's top temperature is set to align with the common October high of 35.7°C.
Sunrise will be at 05:03 and sunset at 17:20; the daylight will last for 12h and 17min.
Temperatures are predicted to range from a maximum of a very hot 36°C to a minimum of a warm 23°C.
The maximum heat index, which adjusts the air temperature based on humidity, is computed to be a scorching 44°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.
Today's top temperature is set to align with the common October high of 35.7°C.
Sunrise will be at 05:03 and sunset at 17:20; the daylight will last for 12h and 17min.
10-day overview
Daily temperatures
Warmest day: Wednesday 39°C.
Coldest period: today - tomorrow 36°C.
Coldest period: today - tomorrow 36°C.
Chance of precipitation
Highest chance: today 13%.
Long-term weather forecast
- Sunday
- 25. Oct 2026
- 36°C
- 23°C
Partly Cloudy
- Precip. probability: 13%
- Precipitation: 0mm
- Wind: 28km/hNE 51°
- Humidity: 52%
- UV index: 11
- Sunrise: 05:03 -03
- Sunset: 17:20 -03
- details ▼
- Monday
- 26. Oct 2026
- 36°C
- 24°C
Mostly Sunny
- Precip. probability: 3%
- Precipitation: 0mm
- Wind: 26km/hNE 36°
- Humidity: 53%
- UV index: 11
- Sunrise: 05:03 -03
- Sunset: 17:20 -03
- details ▼
- Tuesday
- 27. Oct 2026
- 37°C
- 24°C
Mostly Sunny
- Precip. probability: 10%
- Precipitation: 0mm
- Wind: 26km/hNE 47°
- Humidity: 51%
- UV index: 11
- Sunrise: 05:02 -03
- Sunset: 17:20 -03
- details ▼
- Wednesday
- 28. Oct 2026
- 39°C
- 24°C
Mostly Sunny
- Precip. probability: 9%
- Precipitation: 0mm
- Wind: 21km/hE 97°
- Humidity: 43%
- UV index: 11
- Sunrise: 05:02 -03
- Sunset: 17:20 -03
- details ▼
- Thursday
- 29. Oct 2026
- 38°C
- 24°C
Sunny
- Precip. probability: 6%
- Precipitation: 0mm
- Wind: 22km/hE 83°
- Humidity: 45%
- UV index: 11
- Sunrise: 05:02 -03
- Sunset: 17:20 -03
- details ▼
- Friday
- 30. Oct 2026
- 37°C
- 24°C
Mostly Sunny
- Precip. probability: 8%
- Precipitation: 0mm
- Wind: 22km/hENE 72°
- Humidity: 47%
- UV index: 11
- Sunrise: 05:02 -03
- Sunset: 17:20 -03
- details ▼
- Saturday
- 31. Oct 2026
- 38°C
- 24°C
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0mm
- Wind: 24km/hENE 68°
- Humidity: 48%
- UV index: 11
- Sunrise: 05:02 -03
- Sunset: 17:20 -03
- details ▼
- Sunday
- 1. Nov 2026
- 37°C
- 24°C
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0mm
- Wind: 25km/hENE 63°
- Humidity: 48%
- UV index: 11
- Sunrise: 05:01 -03
- Sunset: 17:20 -03
- details ▼
- Monday
- 2. Nov 2026
- 37°C
- 24°C
Partly Cloudy
- Precip. probability: 1%
- Precipitation: 0mm
- Wind: 24km/hENE 70°
- Humidity: 46%
- UV index: 11
- Sunrise: 05:01 -03
- Sunset: 17:20 -03
- details ▼
- Tuesday
- 3. Nov 2026
- 38°C
- 24°C
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0mm
- Wind: 24km/hENE 73°
- Humidity: 44%
- UV index: 11
- Sunrise: 05:01 -03
- Sunset: 17:20 -03
- details ▼
Looking ahead to the next ten days, a combination of mostly clear and cloud-filled weather is anticipated.
Rainfall is not expected in Açu in the upcoming period.
Highs will stay within a very narrow margin in the upcoming days. Maximum temperatures will fall between 36°C and 39°C, while fluctuations in the night’s lowest temperature will be also minimal, as the minimum temperature will fluctuate between 23°C and 24°C.
Expect the hottest day on Wednesday, with temperatures peaking at 39°C; with a maximum temperature of 36°C, Sunday and Monday will be the coldest days.
Including the humidity's impact, the maximum feel-like temperature may increase considerably and range between a scorching 44°C and a blazing hot 47°C.
October delivers the warmest conditions in Açu, marked by average highs of 35.7°C and lows of 22.7°C.
Rainfall is not expected in Açu in the upcoming period.
Highs will stay within a very narrow margin in the upcoming days. Maximum temperatures will fall between 36°C and 39°C, while fluctuations in the night’s lowest temperature will be also minimal, as the minimum temperature will fluctuate between 23°C and 24°C.
Expect the hottest day on Wednesday, with temperatures peaking at 39°C; with a maximum temperature of 36°C, Sunday and Monday will be the coldest days.
Including the humidity's impact, the maximum feel-like temperature may increase considerably and range between a scorching 44°C and a blazing hot 47°C.
October delivers the warmest conditions in Açu, marked by average highs of 35.7°C and lows of 22.7°C.
Updated: Oct 25, 2026 @ 03:47:15 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, moderate cloud cover will mix with sunshine throughout the day.
Today, the maximum temperature will be 36°C, while the minimum temperature will be 23°C. The maximum heat index, which integrates air moisture with ambient temperature, is calculated to be 44°C.
The maximum temperature today will be in line with the average highest temperature in October. The lowest temperature today will be also in line with the average low temperature.
The maximum temperature today will be in line with the average highest temperature in October. The lowest temperature today will be also in line with the average low temperature.
On Sunday, in Açu, sunrise will be at 05:03 and sunset at 17:20 (-03).
In Açu, the length of the day today will be 12h and 17min.





