Brownsville Average Temperature by Month

This page shows the average temperature in each month of the year in Brownsville, Texas. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Brownsville?
In Brownsville, Texas, the warmest month is August, with an average daily high temperature of 95.1 °F and an average low of 76.8 °F.
What's the Coldest Month in Brownsville?
In Brownsville, Texas, the coolest month is January, with an average daily high temperature of 71.5 °F and an average low of 52.1 °F.
Month Avg. High Avg. Low
January 71.5 °F 52.1 °F
February 75.0 °F 55.9 °F
March 79.5 °F 61.0 °F
April 84.5 °F 66.7 °F
May 89.2 °F 72.7 °F
June 92.9 °F 76.3 °F
July 93.9 °F 76.9 °F
August 95.1 °F 76.8 °F
September 91.0 °F 73.7 °F
October 86.2 °F 67.5 °F
November 79.2 °F 59.8 °F
December 73.1 °F 53.7 °F
Year 84.3 °F 66.1 °F
Weather Station Details
Years Station Coordinates
1898–2024 Brownsville location
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