TODAY AUG18
TEMPERATURE73
HUMIDITY90
PRESSURE29.99
WIND COND.290 3.4
  • 8770
  • 8872Sun30%
  • 8468Mon60%60%
  • 8063Tue20%
  • 8061Wed
daynightWeather update from St. Louis, Lambert-St. Louis International Airport at

Castle Point 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
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"

Did you know?

  • The highest monthly average temperature in Castle Point for July is 81 degrees.
  • The lowest monthly average temperature in Castle Point for January is 33 degrees.
  • The most monthly precipitation in Castle Point occurs in April with 5.4 inches.
  • The air quality index in Castle Point is 20% worse than the national average.
  • The pollution index in Castle Point is 67% worse than the national average.

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Compare Castle Point, MO Weather To Other Cities

Castle Point 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.
IndexCastle PointMissouriNational
Air quality index609750
Pollution index8,473,0502,360,5665,066,862

Castle Point 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

Castle Point air quality information

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

Average monthly Castle Point temperature with heat index

Castle Point monthly precipitation with daily maximum

Castle Point monthly snow depth with daily maximum

Castle Point monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Frontenac, MO3,5276020%
Grantwood Village, MO1,0136020%
Hillsdale, MO1,3446020%
Kirkwood, MO27,6146020%
Manchester, MO18,1836020%
Castle Point, MO3,1636020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Lucerne, CA3,1633138%
River Bend, NC3,1643334%
Pocono Woodland Lakes, PA3,1623922%
Nashville, IL3,1643922%
Dadeville, AL3,1653726%
Castle Point, MO3,1636020%
Source: The Castle Point, 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.