Weather forecast for todayGuarantã, Brazil

Weather forecast for today

Current condition 00:58 -03

  • 18°C
  • Feels like:
    18°C
Clear
Clear
  • Precipitation: 0mm
  • Wind: 10km/hSW 230°
  • Humidity: 76%
  • Dewpoint: 14°C
  • Pressure: 1011.85mbar
  • Visibility: 16.09km
  • UV index: 0
  • ▼
In Guarantã, at the moment, the air is crisp, and the sky remains beautifully clear.
The temperature is a breezy 18°C. The current temperature is far from the maximum of 29°C anticipated for today.

Sunday 18. Oct 2026

  • 29°C
  • 14°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 18km/hSW 226°
  • Humidity: 43%
  • UV index: 11
  • Sunrise: 05:43 -03
  • Sunset: 18:23 -03
  • ▼
Today, on Sunday, 18th of October, skies are expected to be clear and full of sunshine.
Temperature values will vary noticeably, extending from a warm 29°C to a mild 14°C.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at 29°C.
Forecasts show the temperature anticipated to reach the usual October high of 30.7°C.
Sunrise will be at 05:43 and sunset at 18:23; the daylight will last for 12h and 39min.

Hourly overview

Hourly temperatures

Warmest hour: 16h 28°C.
Coldest hour: 7h 16°C.

Chance of precipitation

Highest chance: 22h 3%.

Hourly weather forecast

  • 2h
  • 18°C
  • Feels like:
    18°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 10km/hSW 230°
  • Humidity: 78%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 4h
  • 17°C
  • Feels like:
    17°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 9km/hSW 224°
  • Humidity: 80%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunrise: 05:43
  • 6h
  • 15°C
  • Feels like:
    15°C
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 8km/hSW 215°
  • Humidity: 82%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 8h
  • 19°C
  • Feels like:
    19°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 10km/hSSW 207°
  • Humidity: 65%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 2
  • ▼
  • 10h
  • 23°C
  • Feels like:
    23°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 11km/hSSW 204°
  • Humidity: 47%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 8
  • ▼
  • 12h
  • 26°C
  • Feels like:
    26°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 14km/hSW 233°
  • Humidity: 37%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 28°C
  • Feels like:
    28°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 16km/hWSW 241°
  • Humidity: 31%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 9
  • ▼
  • 16h
  • 28°C
  • Feels like:
    28°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 17km/hSW 235°
  • Humidity: 29%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 18h
  • 25°C
  • Feels like:
    25°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 13km/hSW 235°
  • Humidity: 38%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:23
  • 20h
  • 22°C
  • Feels like:
    22°C
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 11km/hSW 226°
  • Humidity: 47%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 19°C
  • Feels like:
    19°C
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 9km/hSW 227°
  • Humidity: 57%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Today, in Guarantã, primarily bright and sunny weather is anticipated.
The temperature will vary between the highest temperature of 28°C and the lowest temperature of 15°C. The warmest part of the day will be from 14h to 16h.
The forecasted high will be close to the typical October maximum of 30.7°C. Today, the low temperature is forecast to be also uncommonly lower than the monthly average of 19.5°C.
October typically records the highest temperatures in Guarantã, averaging 30.7°C for highs and 19.5°C for lows.
Updated: Oct 18, 2026 @ 03:58:25 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 00:58 -03, the temperature is 18°C.

Today, sunny skies are in store, with excellent visibility.

Today, the highest temperature will be 29°C, while the lowest temperature will be 14°C. The maximum heat index, which integrates air moisture with ambient temperature, is evaluated at 29°C.
Today, the maximum temperature will be in line with the average highest temperature in October. Today, the lowest temperature will be uncommonly lower than the average low of 19.5°C.

On Sunday, in Guarantã, sunrise will be at 05:43 and sunset at 18:23 (-03).

Today, the daylight will last for 12h and 39min.