Weather forecast for 10 daysItanhém, Brazil

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 34°C
  • 22°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 56%
  • Precipitation: 10mm
  • Wind: 9km/hNE 37°
  • Humidity: 69%
  • UV index: 11
  • Sunrise: 05:03 -03
  • Sunset: 17:46 -03
  • ▼
On Saturday, in Itanhém, brief but strong thunderstorms are expected during the afternoon hours.
The chance of precipitation for tomorrow is high. However, the rainfall will be light. The maximum temperature will be a hot 34°C, while the minimum temperature will be a pleasant 22°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is calculated to be a burning hot 46°C. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, the peak temperature is forecasted to be notably higher than October's standard maximum of 28.8°C.
Sunrise will be at 05:03 and sunset at 17:46; tomorrow's daylight will last for 12h and 43min.

Sunday 1. Nov 2026

  • 30°C
  • 22°C
AM Showers
AM Showers
  • Precip. probability: 40%
  • Precipitation: 2mm
  • Wind: 15km/hESE 111°
  • Humidity: 76%
  • UV index: 9
  • Sunrise: 05:02 -03
  • Sunset: 17:47 -03
  • ▼
On Sunday, in Itanhém, expect intermittent showers throughout the morning hours.
Minimal precipitation is expected. The temperature is predicted to vary between a humid 30°C and an agreeable 22°C.
On Sunday, the anticipated temperature will match October's typical high of 28.8°C.
Sunrise will be at 05:02 and sunset at 17:47; the daylight will last for 12h and 44min.

10-day overview

Daily temperatures

Warmest day: Thursday 38°C.
Coldest day: Sunday 30°C.

Chance of precipitation

Highest chance: 60%.

Long-term weather forecast

  • Friday
  • 30. Oct 2026
  • 33°C
  • 23°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 1mm
  • Wind: 12km/hNNE 31°
  • Humidity: 73%
  • UV index: 11
  • Sunrise: 05:03 -03
  • Sunset: 17:46 -03
  • ▼
  • Saturday
  • 31. Oct 2026
  • 34°C
  • 22°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 56%
  • Precipitation: 10mm
  • Wind: 9km/hNE 37°
  • Humidity: 69%
  • UV index: 11
  • Sunrise: 05:03 -03
  • Sunset: 17:46 -03
  • ▼
  • Sunday
  • 1. Nov 2026
  • 30°C
  • 22°C
AM Showers
AM Showers
  • Precip. probability: 40%
  • Precipitation: 2mm
  • Wind: 15km/hESE 111°
  • Humidity: 76%
  • UV index: 9
  • Sunrise: 05:02 -03
  • Sunset: 17:47 -03
  • ▼
  • Monday
  • 2. Nov 2026
  • 33°C
  • 22°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0mm
  • Wind: 16km/hENE 67°
  • Humidity: 65%
  • UV index: 11
  • Sunrise: 05:02 -03
  • Sunset: 17:47 -03
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 35°C
  • 22°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 15km/hNE 43°
  • Humidity: 56%
  • UV index: 11
  • Sunrise: 05:01 -03
  • Sunset: 17:47 -03
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 36°C
  • 23°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 13km/hNNE 32°
  • Humidity: 54%
  • UV index: 11
  • Sunrise: 05:01 -03
  • Sunset: 17:48 -03
  • ▼
  • Thursday
  • 5. Nov 2026
  • 38°C
  • 24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 2mm
  • Wind: 14km/hNNE 13°
  • Humidity: 52%
  • UV index: 11
  • Sunrise: 05:01 -03
  • Sunset: 17:48 -03
  • ▼
  • Friday
  • 6. Nov 2026
  • 37°C
  • 23°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 8mm
  • Wind: 11km/hNE 35°
  • Humidity: 58%
  • UV index: 11
  • Sunrise: 05:00 -03
  • Sunset: 17:49 -03
  • ▼
  • Saturday
  • 7. Nov 2026
  • 33°C
  • 23°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 38%
  • Precipitation: 7mm
  • Wind: 12km/hNE 44°
  • Humidity: 68%
  • UV index: 9
  • Sunrise: 05:00 -03
  • Sunset: 17:49 -03
  • ▼
  • Sunday
  • 8. Nov 2026
  • 32°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 16mm
  • Wind: 13km/hE 98°
  • Humidity: 70%
  • UV index: 9
  • Sunrise: 05:00 -03
  • Sunset: 17:50 -03
  • ▼
During the ten-day period, dull, storm-filled and rain-filled weather is predicted.
Rainfall is anticipated on Friday through Sunday, Thursday through next Sunday.
Substantial differences in temperature are forecasted throughout the forecast window. Forecast highs will fluctuate between 30°C and 38°C, while the minimum temperature is forecast to range between 20°C and 24°C.
With the highest temperature of 38°C, Thursday will be the hottest day; the coldest day will be Sunday, with a maximum of 30°C.
Combining with the humidity, the maximum feel-like temperature may increase significantly and range between a sweltering 37°C and a searing 50°C.
Updated: Oct 30, 2026 @ 08:02:55 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Itanhém, a combination of cloudy, storm-filled and rain-soaked weather is anticipated for the next ten days.

Rainfall is predicted for Friday through Sunday, Thursday through next Sunday in Itanhém. Next Sunday, with moderate precipitation of 16mm, will be the day with the most rainfall.

The maximum temperature will range between 30°C and 38°C, while the minimum temperature will vary between 20°C and 24°C.
Combining with the humidity, the maximum feel-like temperature will range between 37°C and 50°C.

With the maximum temperature of 38°C, Thursday will be the hottest day. The coldest day will be Sunday, with a maximum of 30°C.

On Saturday, expect stormy weather in the afternoon with lightning and gusts.

Light precipitation of 10mm is forecasted. The likelihood of rainfall is 56%.

Tomorrow, the highest temperature will be 34°C, while the lowest temperature will be 22°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is evaluated at 46°C.
The maximum temperature will be uncommonly higher than the average highest temperature of 28.8°C in October. The lowest temperature tomorrow will be a couple of degrees higher than the average low temperature.

On Saturday, in Itanhém, sunrise will be at 05:03 and sunset at 17:46 (-03).

In Itanhém, the length of the day tomorrow will be 12h and 43min.

On Sunday, in Itanhém, scattered showers may pass through in the morning.

On Sunday, there is a low probability of minimal rainfall in Itanhém.

On Sunday, the maximum temperature in Itanhém will be 30°C, while the minimum temperature will be 22°C.