Weather forecast for todaySantarém, Brazil

Weather forecast for today

Current condition 02:10 -03

  • 29°C
  • Feels like:
    34°C
Fair
Fair
  • Precipitation: 0mm
  • Wind: 5km/hE 90°
  • Humidity: 81%
  • Dewpoint: 25°C
  • Pressure: 1009.14mbar
  • Visibility: 9.66km
  • UV index: 0
  • ▼
Currently, the sky remains mostly clear, making for a pleasant day ahead.
The temperature is a warm 29°C, and the apparent temperature of which calculates the temperature value influenced by the moisture in the air comes in at assessed at a humid 34°C. The current temperature is relatively far from the maximum of 35°C forecasted for today.

Sunday 18. Oct 2026

  • 35°C
  • 26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 22km/hE 94°
  • Humidity: 64%
  • UV index: 11
  • Sunrise: 06:18 -03
  • Sunset: 18:29 -03
  • ▼
Today, in Santarém, patchy clouds will move across the sky, allowing for sunshine at times.
The maximum forecasted temperature is a very hot 35°C, while the minimum temperature will be a temperate 26°C.
The maximum heat index, which adjusts the air temperature based on humidity, is estimated at a burning hot 47°C. Note that heat index values are valued for light wind and location in the shade. 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 temperature will be in line with October's average maximum of 34.5°C.
Sunrise will be at 06:18 and sunset at 18:29; the daylight will last for 12h and 10min.

Hourly overview

Hourly temperatures

Warmest hour: 15h 41°C.
Coldest hour: 6h 32°C.

Chance of precipitation

Highest chance: 18h 13%.

Hourly weather forecast

  • 4h
  • 28°C
  • Feels like:
    34°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 11km/hE 87°
  • Humidity: 83%
  • Pressure: 1009mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 6h
  • 28°C
  • Feels like:
    32°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 16km/hE 90°
  • Humidity: 82%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunrise: 06:18
  • 8h
  • 29°C
  • Feels like:
    35°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 22km/hE 86°
  • Humidity: 76%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 10h
  • 31°C
  • Feels like:
    37°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 22km/hE 90°
  • Humidity: 68%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 6
  • ▼
  • 12h
  • 32°C
  • Feels like:
    39°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 19km/hE 95°
  • Humidity: 64%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 34°C
  • Feels like:
    40°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 17km/hE 91°
  • Humidity: 58%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 16h
  • 34°C
  • Feels like:
    40°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 16km/hE 95°
  • Humidity: 55%
  • Pressure: 1006mbar
  • Visibility: 16km
  • UV index: 4
  • ▼
  • 18h
  • 33°C
  • Feels like:
    39°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 13km/hESE 121°
  • Humidity: 59%
  • Pressure: 1006mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:29
  • 20h
  • 31°C
  • Feels like:
    37°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 9km/hSE 143°
  • Humidity: 70%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 29°C
  • Feels like:
    35°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 163°
  • Humidity: 79%
  • Pressure: 1010mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
Today, gray skies are likely.
The temperature will be between the highest temperature of 34°C and the lowest temperature of 28°C. The feels-like temperature will vary between a maximum of 41°C and a minimum of 32°C. The hottest part of the day will be from 14h to 17h.
The highest temperature today will be similar to October's typical maximum. Today, the night is expected to be also consistent with the typical October low of 25.8°C.
October in Santarém brings peak warmth, with average high temperatures of 34.5°C and lows of 25.8°C.
Updated: Oct 18, 2026 @ 05:10:21 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (02:10 -03) it is 29°C in Santarém. Feels-like temperature is 34°C.

Today, sun and clouds will share the sky, creating a partly cloudy day.

Today, the maximum temperature will be 35°C, while the minimum temperature will be 26°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at 47°C.
Today, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 25.8°C.

On Sunday, in Santarém, sunrise will be at 06:18 and sunset at 18:29 (-03).

In Santarém, the length of the day today will be 12h and 10min.