TODAY MAY30
TEMPERATURE81
HUMIDITY33
PRESSURE101900
WIND COND.90 9.4
  • 8064Fri60%
  • 7561Sat80%50%
  • 8467Sun20%
  • 8469Mon40%60%
  • 8669Tue50%50%
daynightWeather update from St. Louis Downtown Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Sappington for July is 78.8 degrees
  • The lowest monthly average temperature in Sappington for January is 32.5 degrees
  • The most monthly precipitation in Sappington occurs in April with 5.3 inches
  • The air quality index in Sappington is 28% worse than the national average
  • The pollution index in Sappington is 211% worse than the national average

Compare Sappington, MO Weather

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      Sappington 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
      January24°F43°F32°F1.8"
      February26°F45°F34°F1.6"
      March37°F59°F47°F3.7"
      April47°F70°F58°F5.3"
      May56°F78°F67°F4.8"
      June65°F88°F76°F4.4"
      July68°F90°F79°F3.9"
      August66°F89°F77°F3.1"
      September58°F82°F69°F4.2"
      October47°F71°F58°F3.1"
      November36°F58°F46°F2.8"
      December29°F45°F36°F3.1"

      Sappington 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.
      IndexSappingtonMissouriNational
      Air quality index549742
      Pollution index8,473,0501,630,2552,726,193

      Sappington air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality134
      Days with moderate air quality221
      Days w/ poor A.Q. for sensitive groups8
      Days with unhealthy air quality2

      Sappington air quality information

      PollutantTotal
      Arsenic0.020%
      Benzene0.070%
      Carbon Tetrachloride0.020%
      Lead0.010%
      Mercury0.010%

      Average monthly Sappington temperature with heat index

      Sappington monthly precipitation with daily maximum

      Sappington monthly snow depth with daily maximum

      Sappington monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Creve Coeur, MO18,627548.0%
      Parkdale, MO190548.0%
      Bel-Nor, MO1,516548.0%
      Charlack, MO1,924548.0%
      Glen Echo Park, MO109548.0%
      Sappington, MO7,161548.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      North Bend, WA7,1614510.0%
      Hillsborough, NC7,1624412.0%
      Palmyra, NJ7,162512.0%
      Plain City, UT7,1594510.0%
      Taber, AB7,159n/a 
      Sappington, MO7,161548.0%
      Source: The Sappington, MO 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.