Weather forecast for todaySão João do Caiuá, Brazil

Weather forecast for today

Current condition 04:51 -03

  • 17°C
  • Feels like:
    17°C
Fog
Fog
  • Precipitation: 0mm
  • Wind: 5km/hSSE 160°
  • Humidity: 97%
  • Dewpoint: 17°C
  • Pressure: 1012.87mbar
  • Visibility: 0.55km
  • UV index: 0
  • ▼
Currently, early commuters are facing delays due to widespread fog.
The temperature is a breezy 17°C. The current temperature is near the lowest expected 19°C for today.

Friday 30. Oct 2026

  • 27°C
  • 19°C
AM Fog / PM Sun
AM Fog / PM Sun
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 12km/hNW 317°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:45 -03
  • Sunset: 18:40 -03
  • ▼
Today, fog and low clouds will linger through the morning, clearing in time for a bright afternoon.
The maximum forecasted temperature is a temperate 27°C, while the minimum temperature will be a comfortable 19°C.
The maximum heat index, which adjusts the air temperature based on humidity, is assessed at 29°C.
The expected peak temperature today will be slightly cooler than the average October maximum of 30°C.
Sunrise will be at 05:45 and sunset at 18:40; the daylight will last for 12h and 56min.

Hourly overview

Hourly temperatures

Warmest period: 15h - 17h 28°C.
Coldest period: 5h - 7h 18°C.

Chance of precipitation

Highest chance: 13h 24%.

Hourly weather forecast

Sunrise: 05:45
  • 6h
  • 18°C
  • Feels like:
    18°C
Foggy
Foggy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 5km/hNE 45°
  • Humidity: 97%
  • Pressure: 1013mbar
  • Visibility: 0km
  • UV index: 0
  • ▼
  • 8h
  • 19°C
  • Feels like:
    19°C
Cloudy
Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 5km/hNNE 15°
  • Humidity: 93%
  • Pressure: 1014mbar
  • Visibility: 2km
  • UV index: 1
  • ▼
  • 10h
  • 22°C
  • Feels like:
    22°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 9km/hNNW 327°
  • Humidity: 81%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 6
  • ▼
  • 12h
  • 25°C
  • Feels like:
    26°C
Few Showers
Few Showers
  • Precip. probability: 30%
  • Precipitation: 1mm
  • Wind: 10km/hWNW 301°
  • Humidity: 68%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 26°C
  • Feels like:
    28°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 12km/hW 280°
  • Humidity: 61%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 9
  • ▼
  • 16h
  • 27°C
  • Feels like:
    28°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 11km/hW 265°
  • Humidity: 59%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 18h
  • 26°C
  • Feels like:
    27°C
Sunny
Sunny
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 9km/hWSW 243°
  • Humidity: 65%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:40
  • 20h
  • 23°C
  • Feels like:
    24°C
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 7km/hSSW 207°
  • Humidity: 75%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 22°C
  • Feels like:
    23°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 5km/hS 186°
  • Humidity: 79%
  • Pressure: 1011mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
Today, weather will be unstable, and a combination of primarily cloudy and occasionally hazy, showery and mostly clear weather is expected.
With a probability of 30%, minimal rainfall is forecasted at midnight.
The temperature will be between the lowest temperature of 18°C and the highest temperature of 27°C. The warmest part of the day will be from 15h to 17h.
The maximum temperature will be slightly cooler than October's average high of 30°C. The expected low will be also alike with the average minimum in October, which is 18.8°C.
The warmest months are October and November, with an average high-temperature of 30°C.
Updated: Oct 30, 2026 @ 07:51:36 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 04:51 -03 is 17°C.

On Friday, morning fog and overcast skies will clear, bringing afternoon warmth and sunshine.

Today, the maximum temperature will be 27°C, while the minimum temperature will be 19°C. The maximum heat index, which modifies the air temperature to account for humidity, is computed to be 29°C.
The highest temperature will be a couple of degrees lower than the average maximum of 30°C in October. The lowest temperature will be in line with the average low of 18.8°C.

On Friday, in São João do Caiuá, sunrise will be at 05:45 and sunset at 18:40 (-03).

Today, the daylight will last for 12h and 56min.