Weather forecast for todayCastanheiras, Brazil

Weather forecast for today

Current condition 13:31 -04

  • 33°C
  • Feels like:
    38°C
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0mm
  • Wind: 8km/hSSW 210°
  • Humidity: 50%
  • Dewpoint: 22°C
  • Pressure: 1009.82mbar
  • Visibility: 16.09km
  • UV index: 10
  • ▼
In Castanheiras, currently, shifting cloud patterns are maintaining a mostly cloudy sky.
The temperature is a tropical 33°C, the felt air temperature, which represents the influence of relative humidity on air temperature, registers as estimated at a steamy 38°C. The current temperature is almost at the maximum expected 34°C for today.

Sunday 18. Oct 2026

  • 34°C
  • 23°C
Showers
Showers
  • Precip. probability: 38%
  • Precipitation: 3mm
  • Wind: 9km/hSSW 208°
  • Humidity: 57%
  • UV index: 11
  • Sunrise: 05:41 -04
  • Sunset: 18:04 -04
  • ▼
Today, showers are expected, with occasional breaks in the rain throughout the day.
Minimal precipitation is anticipated. The highest predicted temperature is a humid 34°C, while the lowest temperature will be a temperate 23°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at an extremely hot 41°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.
Sunrise was at 05:41 and sunset will be at 18:04; the daylight will last for 12h and 23min.

Hourly overview

Hourly temperatures

Warmest period: 14h - 16h 37°C.
Coldest hour: 23h 28°C.

Chance of precipitation

Highest chance: 17h 38%.

Hourly weather forecast

  • 14h
  • 33°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0mm
  • Wind: 7km/hSW 219°
  • Humidity: 50%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 15h
  • 33°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0mm
  • Wind: 8km/hSW 221°
  • Humidity: 54%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 6
  • ▼
  • 16h
  • 32°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 9km/hSSW 203°
  • Humidity: 55%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 17h
  • 31°C
  • Feels like:
    35°C
Showers
Showers
  • Precip. probability: 38%
  • Precipitation: 0mm
  • Wind: 8km/hSSW 202°
  • Humidity: 63%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 18h
  • 29°C
  • Feels like:
    33°C
Few Showers
Few Showers
  • Precip. probability: 33%
  • Precipitation: 1mm
  • Wind: 7km/hS 191°
  • Humidity: 68%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:04
  • 19h
  • 28°C
  • Feels like:
    31°C
Mostly Clear
Mostly Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 6km/hS 185°
  • Humidity: 70%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 27°C
  • Feels like:
    30°C
Mostly Clear
Mostly Clear
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 5km/hSSE 166°
  • Humidity: 74%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 21h
  • 27°C
  • Feels like:
    29°C
Mostly Clear
Mostly Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 5km/hSSE 154°
  • Humidity: 77%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 26°C
  • Feels like:
    29°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 5km/hSSE 155°
  • Humidity: 81%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 26°C
  • Feels like:
    28°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 4km/hSSE 162°
  • Humidity: 82%
  • Pressure: 1011mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
For the remainder of Sunday, a combination of cloudy and showery weather is predicted.
With a probability of 33%, minimal rainfall is forecasted at midnight.
The temperature will be between a minimum of 26°C and a maximum of 33°C. The feels-like temperature will be between the highest temperature of 37°C and the lowest temperature of 28°C. The hottest part of the day will be at 14h and 15h.
Updated: Oct 18, 2026 @ 17:31:20 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (13:31 -04) is 33°C. Feels-like temperature is 38°C.

Today, in Castanheiras, showers will pass through, with occasional dry intervals.

Today, there is a low probability of minimal rainfall in Castanheiras.

Today, the highest temperature will be 34°C, while the lowest temperature will be 23°C. The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be 41°C.

On Sunday, in Castanheiras, sunrise was at 05:41 and sunset will be at 18:04 (-04).

Today, the daylight will last for 12h and 23min.