Weather forecast for 10 daysIaçu, Brazil
Weather forecast for the weekend
Sunday 1. Nov 2026
- 37°C
- 23°C
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0mm
- Wind: 21km/hE 94°
- Humidity: 49%
- UV index: 11
- Sunrise: 05:07 -03
- Sunset: 17:41 -03
- details ▼
Today, sunny intervals will be long-lasting, with few disruptions.
The temperature will fluctuate from a high of a steamy 37°C to a low of a warm 23°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at a dangerously hot 45°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.
Today, the highest expected temperature will be uncommonly higher than November's typical maximum of 31.3°C.
Sunrise was at 05:07 and sunset will be at 17:41; the daylight will last for 12h and 34min.
The temperature will fluctuate from a high of a steamy 37°C to a low of a warm 23°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at a dangerously hot 45°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.
Today, the highest expected temperature will be uncommonly higher than November's typical maximum of 31.3°C.
Sunrise was at 05:07 and sunset will be at 17:41; the daylight will last for 12h and 34min.
10-day overview
Daily temperatures
Warmest period: Friday - Saturday 39°C.
Coldest day: Tuesday 10.11. 34°C.
Coldest day: Tuesday 10.11. 34°C.
Chance of precipitation
Highest chance: Monday - Tuesday 24%.
Long-term weather forecast
- Sunday
- 1. Nov 2026
- 37°C
- 23°C
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0mm
- Wind: 21km/hE 94°
- Humidity: 49%
- UV index: 11
- Sunrise: 05:07 -03
- Sunset: 17:41 -03
- details ▼
- Monday
- 2. Nov 2026
- 36°C
- 23°C
Partly Cloudy
- Precip. probability: 16%
- Precipitation: 0mm
- Wind: 19km/hE 91°
- Humidity: 50%
- UV index: 11
- Sunrise: 05:06 -03
- Sunset: 17:41 -03
- details ▼
- Tuesday
- 3. Nov 2026
- 37°C
- 22°C
Mostly Sunny
- Precip. probability: 13%
- Precipitation: 0mm
- Wind: 18km/hE 81°
- Humidity: 48%
- UV index: 11
- Sunrise: 05:06 -03
- Sunset: 17:42 -03
- details ▼
- Wednesday
- 4. Nov 2026
- 38°C
- 23°C
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0mm
- Wind: 12km/hENE 67°
- Humidity: 46%
- UV index: 11
- Sunrise: 05:06 -03
- Sunset: 17:42 -03
- details ▼
- Thursday
- 5. Nov 2026
- 38°C
- 22°C
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0mm
- Wind: 12km/hENE 61°
- Humidity: 46%
- UV index: 11
- Sunrise: 05:06 -03
- Sunset: 17:42 -03
- details ▼
- Friday
- 6. Nov 2026
- 39°C
- 23°C
Partly Cloudy
- Precip. probability: 3%
- Precipitation: 0mm
- Wind: 11km/hENE 63°
- Humidity: 45%
- UV index: 11
- Sunrise: 05:05 -03
- Sunset: 17:43 -03
- details ▼
- Saturday
- 7. Nov 2026
- 39°C
- 23°C
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0mm
- Wind: 12km/hENE 71°
- Humidity: 44%
- UV index: 11
- Sunrise: 05:05 -03
- Sunset: 17:43 -03
- details ▼
- Sunday
- 8. Nov 2026
- 38°C
- 24°C
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0mm
- Wind: 11km/hNE 53°
- Humidity: 46%
- UV index: 11
- Sunrise: 05:05 -03
- Sunset: 17:43 -03
- details ▼
- Monday
- 9. Nov 2026
- 35°C
- 24°C
Mostly Cloudy
- Precip. probability: 24%
- Precipitation: 0mm
- Wind: 16km/hESE 105°
- Humidity: 55%
- UV index: 11
- Sunrise: 05:05 -03
- Sunset: 17:44 -03
- details ▼
- Tuesday
- 10. Nov 2026
- 34°C
- 23°C
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0mm
- Wind: 18km/hESE 114°
- Humidity: 57%
- UV index: 11
- Sunrise: 05:04 -03
- Sunset: 17:44 -03
- details ▼
For the next ten days, primarily gloomy and occasionally dry and sunny weather is predicted.
Rain is not expected in Iaçu in the upcoming period.
In the upcoming days, the maximum temperature will vary between 34°C and 39°C, while the overnight low will be nearly unchanged, as the minimum temperature is expected to range between 22°C and 24°C.
Friday and Saturday, with the highest temperature of 39°C, will be the hottest days; expect the coldest day on next Tuesday with a high of 34°C.
Including the humidity's impact, the maximum feel-like temperature may increase considerably and range between a blisteringly hot 41°C and a burning hot 49°C.
Rain is not expected in Iaçu in the upcoming period.
In the upcoming days, the maximum temperature will vary between 34°C and 39°C, while the overnight low will be nearly unchanged, as the minimum temperature is expected to range between 22°C and 24°C.
Friday and Saturday, with the highest temperature of 39°C, will be the hottest days; expect the coldest day on next Tuesday with a high of 34°C.
Including the humidity's impact, the maximum feel-like temperature may increase considerably and range between a blisteringly hot 41°C and a burning hot 49°C.
Updated: Nov 1, 2026 @ 10:56:56 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
Today, in Iaçu, predominantly sunny weather will make for pleasant outdoor conditions.
Today, the maximum temperature will be 37°C, while the minimum temperature will be 23°C. The maximum heat index, which measures the combined effect of heat and moisture, is appraised at 45°C.
The maximum temperature today will be noticeably higher than the average highest temperature of 31.3°C in November. The lowest temperature will be in line with the average low of 21.2°C.
The maximum temperature today will be noticeably higher than the average highest temperature of 31.3°C in November. The lowest temperature will be in line with the average low of 21.2°C.
On Sunday, in Iaçu, sunrise was at 05:07 and sunset will be at 17:41 (-03).
In Iaçu, the length of the day today will be 12h and 34min.





