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Key findings

  • The highest monthly average temperature in Brownsville for August is 84.9 degrees
  • The lowest monthly average temperature in Brownsville for January is 61 degrees
  • The most monthly precipitation in Brownsville occurs in September with 7.1 inches
  • The air quality index in Brownsville is 12% better than the national average
  • The pollution index in Brownsville is 162% worse than the national average

Compare Brownsville, TX Weather

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      Brownsville Average Temperature

      In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
      MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
      January51°F74°F61°F1.4"
      February54°F77°F65°F1.1"
      March60°F81°F69°F1.5"
      April66°F87°F75°F1.2"
      May71°F90°F80°F2.6"
      June75°F94°F84°F2.2"
      July76°F94°F84°F4.1"
      August77°F96°F85°F1.7"
      September73°F92°F81°F7.1"
      October66°F88°F76°F3.4"
      November59°F82°F70°F1.9"
      December53°F76°F63°F1.7"

      Brownsville air quality index & pollution index

      In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
      IndexBrownsvilleTexasNational
      Air quality index445250
      Pollution index7,136,5302,009,3002,726,193

      Brownsville air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality236
      Days with moderate air quality129
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Brownsville air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.080%
      Carbon Tetrachloride0.010%
      Lead0.020%
      Mercury0.001%

      Average monthly Brownsville temperature with heat index

      Brownsville monthly precipitation with daily maximum

      Brownsville monthly snow depth with daily maximum

      Brownsville monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      San Pedro, TX3764412.0%
      El Camino Angosto, TX3924412.0%
      Laguna Heights, TX3,3864412.0%
      Los Fresnos CDP, TX624412.0%
      Rancho Viejo CDP, TX2714412.0%
      Brownsville, TX182,1104412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Newport News, VA181,6064020.0%
      Worcester, MA183,6774020.0%
      Overland Park, KS183,775476.0%
      Santa Clarita, CA180,3037244.0%
      Knoxville, TN183,927468.0%
      Brownsville, TX182,1104412.0%
      Source: The Brownsville, TX weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.