TODAY OCT21
TEMPERATURE52
HUMIDITY39
PRESSURE30.11
WIND COND.320 13.9
  • 5643Mon
  • 6344Tue
  • 5436Wed
  • 5035Thu
  • 5139Fri
daynightWeather update from Baltimore, Baltimore-Washington International Airport at
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Columbia 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 Columbia for July is 78 degrees.
  • The lowest monthly average temperature in Columbia for January is 34 degrees.
  • The most monthly precipitation in Columbia occurs in October with 5.7 inches.
  • The air quality index in Columbia is 7% better than the national average.
  • The pollution index in Columbia is 190% worse than the national average.

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Columbia 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.
IndexColumbiaMarylandNational
Air quality index464350
Pollution index14,735,0006,283,4705,066,862

Columbia 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

Columbia air quality information

PollutantTotal
Arsenic0.220%
Benzene0.090%
Carbon Tetrachloride0.030%
Lead0.110%
Mercury0.270%

Average monthly Columbia temperature with heat index

Columbia monthly precipitation with daily maximum

Columbia monthly snow depth with daily maximum

Columbia monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Arden on the Severn, MD2,615468%
Catonsville, MD42,027468%
Ellicott City, MD70,780468%
Fort Meade, MD9,730468%
Ilchester, MD26,674468%
Columbia, MD103,439468%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Santa Maria, CA103,6425612%
Spring Hill, FL102,9292452%
El Cajon, CA102,8946122%
Lakeland, FL102,7143628%
Rialto, CA102,4188570%
Columbia, MD103,439468%
Source: The Columbia, 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.