TODAY MAR29
TEMPERATURE57
HUMIDITY63
PRESSURE101460
WIND COND.180 27.7
  • 7457Fri
  • 8264Sat
  • 7865Sun20%
  • 8046Mon30%50%
  • 6142Tue20%
daynightWeather update from Shawnee, Shawnee Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in St. Louis for July is 83.1 degrees
  • The lowest monthly average temperature in St. Louis for January is 40.8 degrees
  • The most monthly precipitation in St. Louis occurs in July with 17.8 inches
  • The air quality index in St. Louis is 14% better than the national average
  • The pollution index in St. Louis is 47% better than the national average

Compare St. Louis, OK Weather

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      St. Louis 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
      January32°F54°F41°F6.2"
      February35°F57°F44°F12.1"
      March45°F68°F55°F7.8"
      April52°F75°F62°F11.9"
      May61°F81°F70°F7.2"
      June70°F90°F80°F12.0"
      July73°F94°F83°F17.8"
      August73°F94°F82°F8.2"
      September64°F87°F74°F7.7"
      October54°F77°F64°F13.4"
      November44°F66°F53°F2.7"
      December34°F53°F42°F2.7"

      St. Louis 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.
      IndexSt. LouisOklahomaNational
      Air quality index365542
      Pollution index1,433,4401,271,5332,726,193

      St. Louis air quality information

      MeasurementTotal
      Days measured231
      Days with good air quality216
      Days with moderate air quality14
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality

      St. Louis air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.003%
      Mercury0.000%

      Average monthly St. Louis temperature with heat index

      St. Louis monthly precipitation with daily maximum

      St. Louis monthly snow depth with daily maximum

      St. Louis monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Pink, OK1,8233628.0%
      Lima, OK613628.0%
      Maud, OK1,0183628.0%
      Asher, OK6893628.0%
      Tecumseh, OK6,7213628.0%
      St. Louis, OK963628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Campo, CO962060.0%
      Belleair Shore, FL964314.0%
      Harper, IA963530.0%
      Ellisville, IL964118.0%
      Kinsman, IL960100.0%
      St. Louis, OK963628.0%
      Source: The St. Louis, OK 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.