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April Weather in Sao Mateus, Brazil

Last updated: August 22, 2025

In April, the average temperature in Sao Mateus, Brazil hovers around 25°C (78°F). Expect a minimum of 22°C (71°F) and a maximum reaching 31°C (88°F). With an average humidity of 81%, you might feel the warmth a bit more. Be prepared for some rain, as 99 mm (3.9 in) of precipitation is expected over about 19 days.

April Temperature in Sao Mateus

In April in Sao Mateus, the average temperature is 25°C (78°F). Maximums can reach 31°C (88°F) and minimums can be as low as 22°C (71°F). This pleasant weather makes it an ideal destination for travelers looking to enjoy outdoor activities and explore the local scenery.

April Weather in Sao Mateus: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Sao Mateus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Mateus, April typically has an average temperature of 25°C (78°F), with highs reaching up to 31°C (88°F) and lows dropping to around 22°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979787674727274767778
Data source: Temperature data for Sao Mateus 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 Sao Mateus

In Sao Mateus in April, the precipitation amount is 99 mm (3.9 in) spread over 19 days.

April Precipitation Trends in Sao Mateus

The chart displays monthly precipitation patterns in Sao Mateus, 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 Sao Mateus, April typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec74115112998153486460135180246
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sao Mateus

In Sao Mateus in April humidity is 81%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less comfortable and requiring frequent breaks to stay hydrated.

April Average Humidity in Sao Mateus

This chart illustrates the average monthly humidity levels in Sao Mateus, 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 Sao Mateus is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%82%82%81%79%76%77%77%78%78%80%80%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sao Mateus

In Sao Mateus in April, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Sao Mateus.

Maximum UV Index Levels in Sao Mateus for April

The chart shows the monthly maximum UV Index (UVI) for Sao Mateus 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 Sao Mateus typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151513129781012141515
Data source: Sao Mateus 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 Sao Mateus Compares to Other Months

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

This table compares monthly weather conditions in Sao Mateus, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)74 mm (2.9 inches)81%extreme
February Weather26°C (80°F)115 mm (4.5 inches)82%extreme
March Weather26°C (80°F)112 mm (4.4 inches)82%extreme
April Weather25°C (78°F)99 mm (3.9 inches)81%extreme
May Weather24°C (76°F)81 mm (3.2 inches)79%very high
June Weather23°C (74°F)53 mm (2.1 inches)76%high
July Weather22°C (73°F)48 mm (1.9 inches)77%very high
August Weather22°C (73°F)64 mm (2.5 inches)77%very high
September Weather24°C (75°F)60 mm (2.4 inches)77%extreme
October Weather25°C (77°F)135 mm (5.3 inches)78%extreme
November Weather25°C (77°F)179 mm (7.1 inches)80%extreme
December Weather26°C (78°F)246 mm (9.7 inches)80%extreme

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