Weather forecast for tomorrowCaicó, Brazil

Weather forecast for tomorrow

Friday 23. Oct 2026

  • 39°C
  • 23°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 25km/hESE 111°
  • Humidity: 40%
  • UV index: 11
  • Sunrise: 05:03 -03
  • Sunset: 17:21 -03
  • ▼
Tomorrow, in Caicó, mostly sunny and dry conditions will continue.
Substantial temperature fluctuations from a high of a sweltering 39°C to a low of a temperate 23°C are predicted.
The maximum heat index, which represents the influence of relative humidity on air temperature, is evaluated at a dangerously hot 46°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.
The expected high will be moderately higher than October's standard temperature of 35.4°C.
Sunrise will be at 05:03 and sunset at 17:21; tomorrow's daylight will last for 12h and 17min.

Hourly overview

Hourly temperatures

Warmest period: 12h - 15h 40°C.
Coldest period: 3h - 6h 27°C.

Chance of precipitation

Highest chance: 12h 8%.

Hourly weather forecast

  • 0h
  • 26°C
  • Feels like:
    28°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 18km/hESE 109°
  • Humidity: 69%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 2h
  • 25°C
  • Feels like:
    27°C
Mostly Clear
Mostly Clear
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 13km/hESE 117°
  • Humidity: 76%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 4h
  • 25°C
  • Feels like:
    27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 12km/hSE 126°
  • Humidity: 78%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunrise: 05:03
  • 6h
  • 25°C
  • Feels like:
    27°C
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 12km/hSE 132°
  • Humidity: 77%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 8h
  • 30°C
  • Feels like:
    33°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 21km/hESE 120°
  • Humidity: 57%
  • Pressure: 1015mbar
  • Visibility: 16km
  • UV index: 6
  • ▼
  • 10h
  • 34°C
  • Feels like:
    37°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 23km/hESE 115°
  • Humidity: 43%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 12h
  • 37°C
  • Feels like:
    40°C
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 22km/hESE 112°
  • Humidity: 34%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 38°C
  • Feels like:
    40°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 21km/hESE 107°
  • Humidity: 29%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 8
  • ▼
  • 16h
  • 37°C
  • Feels like:
    38°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 24km/hESE 103°
  • Humidity: 28%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
Sunset: 17:21
  • 18h
  • 34°C
  • Feels like:
    35°C
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 25km/hESE 102°
  • Humidity: 38%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 30°C
  • Feels like:
    32°C
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 26km/hE 101°
  • Humidity: 51%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 28°C
  • Feels like:
    29°C
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 23km/hESE 102°
  • Humidity: 60%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Tomorrow, on Friday, a combination of dry and sunny and dull weather is predicted.
The temperature will be between a minimum of 25°C and a maximum of 38°C. The hottest part of the day will be from 13h to 15h.
The highest temperature will be a couple of degrees higher than October's average maximum of 35.4°C. The night temperature will be also close to the standard October low of 23.4°C.
Updated: Oct 22, 2026 @ 19:12:54 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect plenty of sunshine and only a few scattered clouds.

Tomorrow, the highest temperature will be 39°C, while the lowest temperature will be 23°C. The maximum heat index, which modifies the air temperature to account for humidity, is calculated to be 46°C.
The maximum temperature will be relatively higher than the average highest temperature of 35.4°C in October. The lowest temperature will be in line with the average low of 23.4°C.

On Friday, in Caicó, sunrise will be at 05:03 and sunset at 17:21 (-03).

In Caicó, tomorrow, there will be 12h and 17min of daylight.