Weather forecast for 10 daysItanhém, Brazil

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 33°C
  • 23°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 54%
  • Precipitation: 9mm
  • Wind: 9km/hNNE 27°
  • Humidity: 67%
  • UV index: 11
  • Sunrise: 05:03 -03
  • Sunset: 17:46 -03
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On Saturday, 31st of October, afternoon storms may bring rain and loud thunderclaps.
The likelihood of precipitation for tomorrow is high. However, the rain will be light. Expected temperatures will peak at a humid 33°C and dip to a minimum of a moderately hot 23°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is estimated at a blisteringly hot 42°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.
The high temperature will be a few degrees higher than the typical October level 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: 37%
  • Precipitation: 1mm
  • Wind: 14km/hESE 103°
  • Humidity: 74%
  • UV index: 9
  • Sunrise: 05:02 -03
  • Sunset: 17:47 -03
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On Sunday, 1st of November, expect on-and-off morning showers creating wet conditions.
Minimal precipitation is anticipated. Temperatures will oscillate between a tropical 30°C at their highest and a pleasant 22°C at their lowest.
The forecasted temperature peak will correspond with October's average maximum 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: tomorrow 54%.

Long-term weather forecast

  • Friday
  • 30. Oct 2026
  • 32°C
  • 23°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 12km/hENE 62°
  • Humidity: 61%
  • UV index: 7
  • Sunrise: 05:03 -03
  • Sunset: 17:46 -03
  • ▼
  • Saturday
  • 31. Oct 2026
  • 33°C
  • 23°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 54%
  • Precipitation: 9mm
  • Wind: 9km/hNNE 27°
  • Humidity: 67%
  • 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: 37%
  • Precipitation: 1mm
  • Wind: 14km/hESE 103°
  • Humidity: 74%
  • 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: 11%
  • Precipitation: 0mm
  • Wind: 17km/hENE 67°
  • Humidity: 62%
  • 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: 16km/hNE 42°
  • Humidity: 55%
  • UV index: 11
  • Sunrise: 05:01 -03
  • Sunset: 17:47 -03
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 37°C
  • 23°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 13km/hNNE 31°
  • Humidity: 53%
  • 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 14°
  • Humidity: 51%
  • 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: 49%
  • Precipitation: 5mm
  • Wind: 11km/hNE 37°
  • Humidity: 56%
  • 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: 42%
  • Precipitation: 6mm
  • Wind: 12km/hENE 66°
  • Humidity: 68%
  • UV index: 10
  • Sunrise: 05:00 -03
  • Sunset: 17:49 -03
  • ▼
  • Sunday
  • 8. Nov 2026
  • 33°C
  • 21°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 42%
  • Precipitation: 8mm
  • Wind: 13km/hE 98°
  • Humidity: 66%
  • UV index: 9
  • Sunrise: 05:00 -03
  • Sunset: 17:50 -03
  • ▼
During the ten-day period, cloud-filled, lightning-active and showery weather is predicted.
Rain is expected on Saturday, Sunday, Thursday through next Sunday.
Temperature differences will be noticeable in the upcoming period. Maximum temperatures are forecasted between 30°C and 38°C, while the nighttime low will be mostly stable, as the minimum temperature will fluctuate between 21°C and 24°C.
Thursday will be the hottest day, with a maximum temperature of 38°C; expect the coldest day on Sunday with a high of 30°C.
Including the humidity's impact, the maximum feel-like temperature may increase vastly and range between a sweltering 36°C and a blazing hot 49°C.
Updated: Oct 30, 2026 @ 17:26:53 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Itanhém, a combination of gloomy, unstable and rain-soaked weather is forecasted for the next ten days.

Rain is expected on Saturday, Sunday, Thursday through next Sunday in Itanhém. With light precipitation of 9mm, Saturday will be the day with the most rainfall.

The maximum temperature will range between 30°C and 38°C, while the minimum temperature will range between 21°C and 24°C.
Combining with the humidity, the maximum feel-like temperature will vary between 36°C and 49°C.

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

Tomorrow, thunderstorms may roll in by the afternoon, bringing brief intense rainfall.

Light precipitation of 9mm is predicted. The likelihood of rainfall is 54%.

Tomorrow, the highest temperature will be 33°C, while the lowest temperature will be 23°C. The maximum heat index, which combines air temperature and relative humidity, is evaluated at 42°C.
The highest temperature will be relatively higher than the average maximum of 28.8°C in October. The lowest temperature will be also slightly warmer than the average low of 19.9°C.

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

In Itanhém, tomorrow, there will be 12h and 43min of daylight.

On Sunday, a few early showers will bring damp conditions to start the day.

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

On Sunday, the highest temperature will be 30°C, while the lowest temperature will be 22°C.