Weather forecast for todayCastelo do Piauí, Brazil

Weather forecast for today

Current condition 21:39 -03

  • 32°C
  • Feels like:
    34°C
Partly Cloudy
Partly Cloudy
  • Precipitation: 0mm
  • Wind: 14km/hNNE 20°
  • Humidity: 42%
  • Dewpoint: 18°C
  • Pressure: 1010.5mbar
  • Visibility: 16.09km
  • UV index: 0
  • ▼
In Castelo do Piauí, at the moment, the weather is partly cloudy with occasional clear patches.
The temperature is a blazing 32°C, with the real-feel temperature being appraised at a tropical 34°C. The current temperature is still relatively far from minimum-forecasted 25°C.

Saturday 17. Oct 2026

  • min.
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 16km/hNNE 33°
  • Humidity: 57%
  • UV index: 0
  • Sunrise: 05:24 -03
  • Sunset: 17:38 -03
  • ▼
In Castelo do Piauí, during the remainder of the night, thin clouds will pass through at times, but overall, it will remain bright.
The lowest temperature will be a moderately hot 25°C.
Sunrise was at 05:24 and sunset at 17:38; the daylight lasted for 12h and 14min.

Hourly overview

Hourly temperatures

Warmest hour: 22h 34°C.
Coldest period: 5h - 6h 27°C.

Chance of precipitation

Highest chance: 5h 4%.

Hourly weather forecast

  • 22h
  • 32°C
  • Feels like:
    34°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 14km/hNNE 27°
  • Humidity: 44%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 31°C
  • Feels like:
    32°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 16km/hNNE 24°
  • Humidity: 49%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 0h
  • 30°C
  • Feels like:
    31°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 16km/hNNE 19°
  • Humidity: 52%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 1h
  • 28°C
  • Feels like:
    30°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 13km/hNNE 21°
  • Humidity: 56%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 2h
  • 27°C
  • Feels like:
    29°C
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 13km/hNNE 27°
  • Humidity: 60%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 3h
  • 27°C
  • Feels like:
    28°C
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 13km/hNE 40°
  • Humidity: 63%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 4h
  • 26°C
  • Feels like:
    28°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 13km/hNE 47°
  • Humidity: 66%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 5h
  • 25°C
  • Feels like:
    27°C
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 14km/hNE 52°
  • Humidity: 69%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 6h
  • 25°C
  • Feels like:
    27°C
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 13km/hNE 52°
  • Humidity: 70%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 7h
  • 26°C
  • Feels like:
    28°C
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 15km/hENE 57°
  • Humidity: 66%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 2
  • ▼
Updated: Oct 18, 2026 @ 00:39:18 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 21:39 -03, the temperature is 32°C.

Today, moderate cloud cover will mix with sunshine throughout the day.

On Saturday, in Castelo do Piauí, sunrise was at 05:24 and sunset at 17:38 (-03).

Today, the daylight lasted for 12h and 14min.