TODAY JAN20
TEMPERATURE
HUMIDITY49
PRESSURE30.05
WIND COND.
  • 3119
  • 3422Tue
  • 3925Wed
  • 4429Thu
  • 4736Fri50%
daynightWeather update from Baltimore, Inner Harbor at
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Catonsville 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
January25°F46°F34°F3.1"
February25°F47°F36°F2.7"
March33°F58°F45°F3.6"
April43°F70°F56°F3.8"
May52°F77°F65°F4.1"
June62°F86°F74°F4.7"
July67°F90°F78°F4.5"
August65°F88°F76°F4.7"
September58°F82°F70°F4.3"
October47°F70°F58°F5.7"
November36°F59°F47°F2.8"
December30°F50°F39°F4.3"

Did you know?

  • The highest monthly average temperature in Catonsville for July is 78 degrees.
  • The lowest monthly average temperature in Catonsville for January is 34 degrees.
  • The most monthly precipitation in Catonsville occurs in October with 5.7 inches.
  • The air quality index in Catonsville is 8% better than the national average.
  • The pollution index in Catonsville is 39% better than the national average.

Compare Catonsville, MD Weather To Other Cities

Catonsville 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.
IndexCatonsvilleMarylandNational
Air quality index464350
Pollution index3,089,8006,283,4705,066,862

Catonsville air quality information

MeasurementTotal
Days measured365
Days with good air quality213
Days with moderate air quality147
Days w/ poor A.Q. for sensitive groups5
Days with unhealthy air quality

Catonsville air quality information

PollutantTotal
Arsenic0.003%
Benzene0.040%
Carbon Tetrachloride0.010%
Lead0.070%
Mercury0.010%

Average monthly Catonsville temperature with heat index

Catonsville monthly precipitation with daily maximum

Catonsville monthly snow depth with daily maximum

Catonsville monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Elkridge, MD18,344468%
Ferndale, MD18,439468%
Garrison, MD8,551468%
Lake Shore, MD18,994468%
Lochearn, MD25,878468%
Catonsville, MD42,027468%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Kearny, NJ42,029536%
Midland, MI42,063285470%
State College, PA42,0743922%
Burleson, TX41,9623334%
Urbana, IL41,9413628%
Catonsville, MD42,027468%
Source: The Catonsville, MD 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.
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