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April Weather in Brownsville, United States

Last updated: June 24, 2025

In April, the average temperature in Brownsville, United States hovers around 7°C (45°F). Expect a chilly minimum of -13°C (9°F) and a warm maximum reaching 27°C (81°F). During this period, you can anticipate 105 mm (4.1 in) of precipitation over approximately 12 days, with an average humidity level of 85%.

April Temperature in Brownsville

In April in Brownsville, the average temperature is 7°C (45°F), with maximums reaching up to 27°C (81°F) and minimums dipping as low as -13°C (9°F). Travelers should prepare for a wide range of temperatures and pack accordingly for both warm and cold conditions.

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

The chart illustrates April temperature patterns in Brownsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brownsville, April typically has an average temperature of 7°C (45°F), with highs reaching up to 27°C (81°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec212234445869737064503628
Data source: Temperature data for Brownsville 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 Brownsville

In Brownsville in April, the precipitation amount is 105 mm (4.1 in) over the course of 12 days.

April Precipitation Trends in Brownsville

The chart displays monthly precipitation patterns in Brownsville, 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 Brownsville, April typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec50495610511910710194891124445
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Brownsville

In Brownsville in April, humidity is 85%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.

April Average Humidity in Brownsville

This chart illustrates the average monthly humidity levels in Brownsville, 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 Brownsville is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Brownsville

In Brownsville in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Brownsville.

Maximum UV Index Levels in Brownsville for April

The chart shows the monthly maximum UV Index (UVI) for Brownsville 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 Brownsville typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Brownsville 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 Brownsville Compares to Other Months

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

This table compares monthly weather conditions in Brownsville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)50 mm (2.0 inches)85%low
February Weather-6°C (22°F)49 mm (1.9 inches)85%moderate
March Weather1°C (35°F)56 mm (2.2 inches)85%moderate
April Weather7°C (45°F)105 mm (4.1 inches)85%very high
May Weather14°C (58°F)119 mm (4.7 inches)78%very high
June Weather20°C (69°F)107 mm (4.2 inches)80%very high
July Weather23°C (73°F)101 mm (4.0 inches)78%very high
August Weather21°C (70°F)94 mm (3.7 inches)76%very high
September Weather18°C (64°F)89 mm (3.5 inches)79%high
October Weather10°C (51°F)112 mm (4.4 inches)83%moderate
November Weather2°C (36°F)44 mm (1.7 inches)88%moderate
December Weather-2°C (29°F)45 mm (1.8 inches)81%low

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