TODAY APR20
TEMPERATURE53
HUMIDITY38
PRESSURE102740
WIND COND.310 13
  • 6240Sun
  • 7053Mon
  • 7346Tue30%50%
  • 6845Wed
  • 6853Thu20%30%
daynightWeather update from St. Louis Lambert International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Richmond Heights for July is 80.9 degrees
  • The lowest monthly average temperature in Richmond Heights for January is 33.1 degrees
  • The most monthly precipitation in Richmond Heights occurs in April with 5.4 inches
  • The air quality index in Richmond Heights is 28% worse than the national average
  • The pollution index in Richmond Heights is 211% worse than the national average

Compare Richmond Heights, MO Weather

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      Richmond Heights 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°F45°F33°F2.4"
      February25°F48°F35°F2.2"
      March37°F61°F48°F3.6"
      April47°F72°F59°F5.4"
      May57°F80°F68°F4.6"
      June67°F89°F78°F5.2"
      July70°F92°F81°F4.2"
      August69°F91°F79°F3.6"
      September61°F84°F72°F4.3"
      October48°F72°F60°F3.4"
      November37°F60°F48°F3.4"
      December27°F47°F37°F3.5"

      Richmond Heights 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.
      IndexRichmond HeightsMissouriNational
      Air quality index549742
      Pollution index8,473,0501,630,2552,726,193

      Richmond Heights 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

      Richmond Heights air quality information

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

      Average monthly Richmond Heights temperature with heat index

      Richmond Heights monthly precipitation with daily maximum

      Richmond Heights monthly snow depth with daily maximum

      Richmond Heights monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Millstadt, IL3,882548.0%
      Country Life Acres, MO52548.0%
      Green Park, MO2,626548.0%
      Mehlville, MO28,824548.0%
      Sunset Hills, MO8,466548.0%
      Richmond Heights, MO8,581548.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Harrisburg, IL8,5784314.0%
      Bayport, NY8,5844314.0%
      Hailey, ID8,5752060.0%
      Berthoud, CO8,574484.0%
      Mount Pleasant, IA8,5742942.0%
      Richmond Heights, MO8,581548.0%
      Source: The Richmond Heights, 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.