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Brownsville, TX Weather


Brownsville, TX climate is hot during summer when temperatures tend to be in the 80's and mild during winter when temperatures tend to be in the 60's.

The warmest month of the year is August with an average maximum temperature of 92.60 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 50.50 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 17 degrees Fahrenheit, and fairly limited during winter with an average difference of 19 degrees Fahrenheit.

The annual average precipitation at Brownsville is 27.55 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is September with an average rainfall of 5.31 Inches.

Weather Data

Normal Climate

Normal Temperatures

(BROWNSVILLE AP Weather station, 4.18 miles from Brownsville)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 68.7 72.2 78.0 82.3 86.9 90.5 92.4 92.6 89.4 84.0 76.8 70.2 82.0
Mean °F 59.6 62.7 68.8 73.8 79.3 82.7 83.9 84.0 81.0 75.0 67.7 61.1 73.3
Min °F 50.5 53.3 59.5 65.2 71.6 74.9 75.4 75.3 72.6 65.9 58.6 52.0 64.6

Normal Precipitation

(BROWNSVILLE AP Weather station, 4.18 miles from Brownsville)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 1.36 1.18 0.93 1.96 2.48 2.93 1.77 2.99 5.31 3.78 1.75 1.11 27.55