TODAY DEC23
TEMPERATURE58
HUMIDITY84
PRESSURE102270
WIND COND.80 14.8
  • 7561Mon
  • 7661Tue50%
  • 766120%
  • 7761Thu40%
  • 7661Fri20%
daynightWeather update from Bay City, Bay City Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Sweeny for August is 83.3 degrees
  • The lowest monthly average temperature in Sweeny for January is 54.5 degrees
  • The most monthly precipitation in Sweeny occurs in August with 5 inches
  • The air quality index in Sweeny is 24% worse than the national average
  • The pollution index in Sweeny is 143% worse than the national average

Compare Sweeny, TX Weather

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      Sweeny 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
      January46°F66°F54°F2.8"
      February50°F69°F58°F1.9"
      March56°F75°F65°F2.5"
      April62°F80°F71°F3.4"
      May69°F85°F76°F3.4"
      June74°F91°F82°F2.5"
      July75°F92°F83°F2.3"
      August75°F93°F83°F5.0"
      September71°F89°F79°F3.1"
      October62°F84°F72°F2.3"
      November55°F75°F64°F2.3"
      December49°F68°F57°F2.2"

      Sweeny 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.
      IndexSweenyTexasNational
      Air quality index525242
      Pollution index6,628,7502,009,3002,726,193

      Sweeny air quality

      MeasurementTotal
      Days measured365
      Days with good air quality171
      Days with moderate air quality163
      Days w/ poor A.Q. for sensitive groups26
      Days with unhealthy air quality4

      Air quality details

      PollutantTotal
      Arsenic0.020%
      Benzene0.080%
      Carbon Tetrachloride0.660%
      Lead0.060%
      Mercury0.030%

      Average monthly Sweeny temperature with heat index

      Sweeny monthly precipitation with daily maximum

      Sweeny monthly snow depth with daily maximum

      Sweeny monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Holiday Lakes, TX986524.0%
      West Columbia, TX3,871524.0%
      Boling, TX1,104524.0%
      Jones Creek, TX1,986524.0%
      Wild Peach Village, TX2,043524.0%
      Sweeny, TX3,666524.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Milan, NM3,6651766.0%
      Inman, SC3,6654412.0%
      Ballinger, TX3,6653334.0%
      Woodlands, MB3,665n/a 
      Northfield, OH3,66750= 100
      Sweeny, TX3,666524.0%
      Source: The Sweeny, 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.