TODAY JUN18
TEMPERATURE95
HUMIDITY48
PRESSURE30.01
WIND COND.240 8.1
  • 9273Tue20%30%
  • 8871Wed30%50%
  • 8568Thu30%50%
  • 8568Fri40%40%
  • 8771Sat20%20%
daynightWeather update from St. Louis, Spirit Of St. Louis Airport at

Ellisville Average Weather

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
January0°F73°F34°F3.2"
February5°F75°F35°F2.3"
March14°F83°F48°F3.7"
April23°F92°F57°F3.4"
May38°F93°F67°F4.7"
June53°F98°F77°F3.9"
July59°F103°F79°F4.1"
August54°F106°F79°F2.4"
September45°F95°F71°F4.3"
October28°F94°F58°F4.1"
November18°F82°F48°F2.8"
December3°F69°F35°F3.5"

Did you know?

  • The highest monthly average temperature in Ellisville for August is 79 degrees.
  • The lowest monthly average temperature in Ellisville for January is 34 degrees.
  • The most monthly precipitation in Ellisville occurs in May with 4.7 inches.
  • The air quality index in Ellisville is 20% worse than the national average.
  • The pollution index in Ellisville is 75% worse than the national average.

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Compare Ellisville, MO Weather To Other Cities

Ellisville 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.
IndexEllisvilleMissouriNational
Air quality index609750
Pollution index8,870,2302,360,5665,066,862

Ellisville air quality information

MeasurementTotal
Days measured365
Days with good air quality99
Days with moderate air quality231
Days w/ poor A.Q. for sensitive groups33
Days with unhealthy air quality2

Ellisville air quality information

PollutantTotal
Arsenic0.180%
Benzene0.060%
Carbon Tetrachloride0.020%
Lead0.030%
Mercury0.120%

Average monthly Ellisville temperature with heat index

Ellisville monthly precipitation with daily maximum

Ellisville monthly snow depth with daily maximum

Ellisville monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
St. John, MO6,4596020%
Shrewsbury, MO6,1976020%
Twin Oaks, MO3536020%
Vinita Terrace, MO2256020%
Weldon Spring Heights, MO1096020%
Ellisville, MO9,1886020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Redlands, CO9,1874118%
Harleysville, PA9,191476%
Montecito, CA9,1934412%
Andover, MA9,194476%
Hartland, WI9,1954510%
Ellisville, MO9,1886020%
Source: The Ellisville, 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.