TODAY DEC22
TEMPERATURE27
HUMIDITY44
PRESSURE102780
WIND COND.330 9.4
  • 2816Sun
  • 3326Mon
  • 4329Tue30%
  • 4129
  • 4131Thu
daynightWeather update from Baltimore, Baltimore-Washington International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Ilchester for July is 78.5 degrees
  • The lowest monthly average temperature in Ilchester for January is 34.4 degrees
  • The most monthly precipitation in Ilchester occurs in October with 5.7 inches
  • The air quality index in Ilchester is 9% worse than the national average
  • The pollution index in Ilchester is 13% worse than the national average

Compare Ilchester, MD Weather

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      Ilchester 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"

      Ilchester 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.
      IndexIlchesterMarylandNational
      Air quality index464342
      Pollution index3,089,8005,342,3672,726,193

      Ilchester air quality

      MeasurementTotal
      Days measured365
      Days with good air quality223
      Days with moderate air quality129
      Days w/ poor A.Q. for sensitive groups13
      Days with unhealthy air quality0

      Air quality details

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

      Average monthly Ilchester temperature with heat index

      Ilchester monthly precipitation with daily maximum

      Ilchester monthly snow depth with daily maximum

      Ilchester monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Ferndale, MD17,732468.0%
      Jessup, MD10,458468.0%
      Savage, MD6,849468.0%
      Baltimore, MD602,274468.0%
      Ellicott City, MD73,272468.0%
      Ilchester, MD26,873468.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Lindenhurst, NY26,885512.0%
      Carrollton, GA26,857524.0%
      McHenry, IL26,8893922.0%
      Temple Terrace, FL26,9014314.0%
      Thomasville, NC26,8344020.0%
      Ilchester, MD26,873468.0%
      Source: The Ilchester, 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.