TODAY NOV08
TEMPERATURE79
HUMIDITY77
PRESSURE101420
WIND COND.140 20.5
  • 8359Fri40%40%
  • 7558Sat
  • 8057Sun
  • 8257
  • 8360Tue
daynightWeather update from Austin-Bergstrom International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Johnston Terrace for August is 86.1 degrees
  • The lowest monthly average temperature in Johnston Terrace for January is 51.6 degrees
  • The most monthly precipitation in Johnston Terrace occurs in May with 5.9 inches
  • The air quality index in Johnston Terrace is 5% worse than the national average
  • The pollution index in Johnston Terrace is 74% better than the national average

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      Johnston Terrace 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
      January42°F65°F52°F3.0"
      February46°F69°F56°F1.5"
      March53°F76°F63°F4.0"
      April60°F82°F70°F2.9"
      May66°F88°F76°F5.9"
      June73°F95°F83°F3.4"
      July75°F97°F85°F3.0"
      August76°F99°F86°F2.2"
      September71°F93°F80°F4.5"
      October61°F84°F71°F3.9"
      November52°F74°F62°F2.4"
      December44°F65°F53°F2.5"

      Johnston Terrace 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.
      IndexJohnston TerraceAustinTexas
      Air quality index444452
      Pollution index713,830713,8302,009,300

      Johnston Terrace air quality

      MeasurementTotal
      Days measured365
      Days with good air quality249
      Days with moderate air quality114
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.002%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.002%
      Mercury0.002%

      Average monthly Johnston Terrace temperature with heat index

      Johnston Terrace monthly precipitation with daily maximum

      Johnston Terrace monthly snow depth with daily maximum

      Johnston Terrace monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Buda, TX16,4844412.0%
      Hornsby Bend, TX8,5534412.0%
      San Leanna, TX5864412.0%
      West Lake Hills, TX3,3024412.0%
      Wells Branch, TX12,5124412.0%
      Austin, TX965,8724412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Jacksonville, FL902,4884314.0%
      San Jose, CA1,029,4094314.0%
      Fort Worth, TX892,221512.0%
      Columbus, OH889,079468.0%
      Edmonton, AB1,053,392n/a 
      Austin, TX965,8724412.0%
      Source: The Johnston Terrace, Austin, 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.