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April Weather in Altamira, Brazil

Last updated: August 22, 2025

In April, the average temperature in Altamira, Brazil is a warm 26°C (79°F), with a minimum of 22°C (72°F) and a maximum reaching up to 33°C (91°F). Expect moderate rainfall, with about 293 mm (11.5 in) of precipitation spread over 28 days. Prepare for a humid atmosphere, as the average humidity hovers around 85%.

April Temperature in Altamira

In April in Altamira, the average temperature is 26°C (79°F), with maximums reaching 33°C (91°F) and minimums dropping as low as 22°C (72°F). This climate makes it an ideal destination for travelers seeking pleasant weather.

April Weather in Altamira: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Altamira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altamira, April typically has an average temperature of 26°C (79°F), with highs reaching up to 33°C (91°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec787879798080818283838280
Data source: Temperature data for Altamira generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Altamira

In Altamira in April, the precipitation amount is 293 mm (11.5 in) over the course of 28 days.

April Precipitation Trends in Altamira

The chart displays monthly precipitation patterns in Altamira, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Altamira, April typically receives around 293 mm (11.5 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec2232722812931756234363441134202
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Altamira

In Altamira in April, humidity is 85%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities feel stifling and exhausting for travelers.

April Average Humidity in Altamira

This chart illustrates the average monthly humidity levels in Altamira, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Altamira is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%69%70%85%90%83%66%51%47%46%46%70%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Altamira

In Altamira in April, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Altamira.

Maximum UV Index Levels in Altamira for April

The chart shows the monthly maximum UV Index (UVI) for Altamira in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Altamira typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151516161311111212121413
Data source: Altamira April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Altamira Compares to Other Months

Weather in Altamira varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Altamira, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Altamira, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)223 mm (8.8 inches)85%extreme
February Weather26°C (79°F)271 mm (10.7 inches)69%extreme
March Weather26°C (79°F)281 mm (11.1 inches)70%extreme
April Weather26°C (79°F)293 mm (11.5 inches)85%extreme
May Weather26°C (80°F)175 mm (6.9 inches)90%extreme
June Weather27°C (80°F)62 mm (2.5 inches)82%extreme
July Weather27°C (81°F)34 mm (1.3 inches)66%extreme
August Weather28°C (83°F)36 mm (1.4 inches)51%extreme
September Weather28°C (83°F)34 mm (1.3 inches)47%extreme
October Weather28°C (84°F)41 mm (1.6 inches)46%extreme
November Weather28°C (82°F)134 mm (5.3 inches)46%extreme
December Weather27°C (80°F)202 mm (8.0 inches)70%extreme

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