TODAY DEC23
TEMPERATURE65
HUMIDITY67
PRESSURE101830
WIND COND.150 11.2
  • 6750Tue60%30%
  • 6149
  • 6347Thu60%40%
  • 6748Fri20%
  • 6745Sat
daynightWeather update from Rockwall Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Rowlett for July is 83.1 degrees
  • The lowest monthly average temperature in Rowlett for January is 45.9 degrees
  • The most monthly precipitation in Rowlett occurs in October with 13.3 inches
  • The air quality index in Rowlett is 21% worse than the national average
  • The pollution index in Rowlett is 36% worse than the national average

Compare Rowlett, TX Weather

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      Rowlett 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
      January37°F59°F46°F6.3"
      February41°F64°F50°F4.5"
      March47°F70°F57°F6.1"
      April55°F77°F65°F8.2"
      May62°F82°F71°F8.7"
      June71°F91°F80°F9.1"
      July74°F94°F83°F9.0"
      August74°F94°F83°F8.4"
      September69°F91°F79°F9.7"
      October58°F81°F68°F13.3"
      November47°F68°F56°F7.5"
      December40°F60°F48°F7.9"

      Rowlett 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.
      IndexRowlettTexasNational
      Air quality index515242
      Pollution index3,706,5402,009,3002,726,193

      Rowlett air quality

      MeasurementTotal
      Days measured365
      Days with good air quality181
      Days with moderate air quality155
      Days w/ poor A.Q. for sensitive groups28
      Days with unhealthy air quality1

      Air quality details

      PollutantTotal
      Arsenic0.002%
      Benzene0.040%
      Carbon Tetrachloride0.010%
      Lead0.040%
      Mercury0.000%

      Average monthly Rowlett temperature with heat index

      Rowlett monthly precipitation with daily maximum

      Rowlett monthly snow depth with daily maximum

      Rowlett monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Travis Ranch, TX6,164512.0%
      Heath, TX9,069512.0%
      Mobile City, TX206512.0%
      Plano, TX288,870512.0%
      Sachse, TX25,888512.0%
      Rowlett, TX65,426512.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Halton Hills, ON65,483n/a 
      Auburn, AL65,5084216.0%
      Schenectady, NY65,3363726.0%
      Madera, CA65,57550= 100
      Sammamish, WA65,2654510.0%
      Rowlett, TX65,426512.0%
      Source: The Rowlett, 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.