Weather forecast for todayAlegrete do Piauí, Brazil

Weather forecast for today

Current condition 07:22 -03

  • 26°C
  • Feels like:
    28°C
Partly Cloudy
Partly Cloudy
  • Precipitation: 0mm
  • Wind: 23km/hNNE 30°
  • Humidity: 65%
  • Dewpoint: 19°C
  • Pressure: 1013.55mbar
  • Visibility: 16.09km
  • UV index: 3
  • ▼
In Alegrete do Piauí, currently, the sky is partly cloudy, with periods of sunshine.
The temperature is a moderately hot 26°C, the apparent reading is calculated to be a warm 28°C. The current temperature is almost at the minimum-predicted 25°C for today.

Sunday 18. Oct 2026

  • 36°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0mm
  • Wind: 22km/hNE 40°
  • Humidity: 45%
  • UV index: 11
  • Sunrise: 05:20 -03
  • Sunset: 17:37 -03
  • ▼
Today, some passing clouds may drift through, but the sun will shine at times.
The temperature is anticipated to vary between a steamy 36°C and a moderately hot 25°C.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is estimated at a scorching 41°C. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Sunrise was at 05:20 and sunset will be at 17:37; the daylight will last for 12h and 17min.

Hourly overview

Hourly temperatures

Warmest period: 14h - 16h 37°C.
Minimum temperature: 29°C.

Chance of precipitation

Highest chance: 18h 20%.

Hourly weather forecast

  • 8h
  • 27°C
  • Feels like:
    29°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 22km/hNE 38°
  • Humidity: 62%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 5
  • ▼
  • 9h
  • 29°C
  • Feels like:
    31°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 21km/hNE 40°
  • Humidity: 55%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 9
  • ▼
  • 10h
  • 30°C
  • Feels like:
    32°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 19km/hNE 41°
  • Humidity: 51%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 11h
  • 32°C
  • Feels like:
    34°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 17km/hNE 40°
  • Humidity: 46%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 12h
  • 33°C
  • Feels like:
    35°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 14km/hNE 37°
  • Humidity: 41%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 13h
  • 34°C
  • Feels like:
    36°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 12km/hNE 35°
  • Humidity: 38%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 35°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 11km/hNNE 31°
  • Humidity: 36%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 7
  • ▼
  • 15h
  • 35°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 9km/hNE 34°
  • Humidity: 34%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 5
  • ▼
  • 16h
  • 35°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 9km/hNE 49°
  • Humidity: 34%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 17h
  • 34°C
  • Feels like:
    36°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 9km/hNE 51°
  • Humidity: 37%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 17:37
  • 18h
  • 33°C
  • Feels like:
    35°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0mm
  • Wind: 7km/hNE 55°
  • Humidity: 42%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 19h
  • 31°C
  • Feels like:
    33°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Wind: 8km/hS 187°
  • Humidity: 47%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 30°C
  • Feels like:
    32°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Wind: 8km/hSSW 211°
  • Humidity: 53%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 21h
  • 29°C
  • Feels like:
    31°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 8km/hSSW 198°
  • Humidity: 55%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 28°C
  • Feels like:
    30°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 7km/hSSW 199°
  • Humidity: 58%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 28°C
  • Feels like:
    30°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 8km/hS 174°
  • Humidity: 62%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Today, in Alegrete do Piauí, gray skies are likely.
The temperature will be between a maximum of 35°C and a minimum of 27°C. The hottest part of the day will be from 14h to 16h.
Updated: Oct 18, 2026 @ 10:22:31 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (07:22 -03) is 26°C.

Today, some passing clouds may drift through, but the sun will shine at times.

Today, the maximum temperature will be 36°C, while the minimum temperature will be 25°C. The maximum heat index, which combines relative humidity and air temperature, is computed to be 41°C.

On Sunday, in Alegrete do Piauí, sunrise was at 05:20 and sunset will be at 17:37 (-03).

In Alegrete do Piauí, today, there will be 12h and 17min of daylight.