June Weather in Brownsville, United States

Last updated: June 24, 2025

In Brownsville, United States, the average temperature in June hovers around 18°C (64°F), making it a pleasant time to visit. However, temperatures can range from a chilly 5°C (42°F) to a sweltering 45°C (114°F). Be prepared for some rain, as the area experiences about 38 mm (1.5 in) of precipitation over 7 days. With an average humidity of 83%, it's wise to stay hydrated and enjoy the lush surroundings!

June Temperature in Brownsville

In June, in Brownsville, the average temperature is 18°C (64°F). Maximums can reach 45°C (114°F) and minimums can be as low as 5°C (42°F). It's essential to pack accordingly to enjoy your travel experience comfortably.

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

The chart illustrates June 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, June typically has an average temperature of 18°C (64°F), with highs reaching up to 45°C (114°F) and lows dropping to around 5°C (42°F).

Data source: Temperature data for Brownsville generated using information from the Copernicus Climate Change Service.

June Precipitation in Brownsville

In Brownsville in June, the precipitation amount is 38 mm (1.5 in) over the course of 7 days.

June Precipitation Trends in Brownsville

The chart displays monthly precipitation patterns in Brownsville, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Brownsville, June typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

June Humidity in Brownsville

In Brownsville in June humidity is 83%. With an average temperature of 18°C (64°F), this humidity feels like a warm blanket enveloping you, making outdoor exploring somewhat sticky and requiring frequent hydration breaks.

June Average Humidity in Brownsville

This chart illustrates the average monthly humidity levels in Brownsville, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Brownsville is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Brownsville

In Brownsville in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Brownsville.

Maximum UV Index Levels in Brownsville for June

The chart shows the monthly maximum UV Index (UVI) for Brownsville in June, 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 June, the maximum UV index in Brownsville typically reaches 10, which falls under the very high exposure category.

Data source: Brownsville June 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 June 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 June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (42°F)	144 mm (5.7 inches)	85%	low
February Weather	5°C (42°F)	181 mm (7.1 inches)	84%	moderate
March Weather	8°C (46°F)	125 mm (4.9 inches)	85%	high
April Weather	10°C (51°F)	113 mm (4.4 inches)	83%	high
May Weather	14°C (57°F)	57 mm (2.3 inches)	83%	very high
June Weather	18°C (64°F)	38 mm (1.5 inches)	83%	very high
July Weather	21°C (70°F)	2 mm (0.1 inches)	82%	very high
August Weather	21°C (71°F)	5 mm (0.2 inches)	74%	very high
September Weather	18°C (64°F)	62 mm (2.5 inches)	71%	very high
October Weather	12°C (54°F)	88 mm (3.5 inches)	81%	moderate
November Weather	8°C (47°F)	130 mm (5.1 inches)	87%	moderate
December Weather	5°C (42°F)	182 mm (7.2 inches)	87%	low