TODAY DEC23
TEMPERATURE27
HUMIDITY42
PRESSURE103320
WIND COND.
  • 3226Mon
  • 4330Tue50%
  • 4129
  • 4131Thu
  • 4534Fri
daynightWeather update from Baltimore, Inner Harbor at
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Weather Quick Facts

  • The highest monthly average temperature in Upper Northwood for July is 81.8 degrees
  • The lowest monthly average temperature in Upper Northwood for January is 37 degrees
  • The most monthly precipitation in Upper Northwood occurs in July with 5 inches
  • The air quality index in Upper Northwood is 9% worse than the national average
  • The pollution index in Upper Northwood is 260% worse than the national average

Compare Baltimore, MD Weather

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      Upper Northwood 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
      January32°F44°F37°F2.7"
      February32°F45°F38°F2.7"
      March40°F55°F47°F3.4"
      April51°F68°F59°F3.8"
      May60°F76°F67°F3.9"
      June70°F86°F77°F4.5"
      July75°F90°F82°F5.0"
      August73°F87°F79°F4.6"
      September67°F80°F73°F4.4"
      October55°F69°F62°F4.6"
      November45°F58°F50°F2.4"
      December37°F48°F42°F4.1"

      Upper Northwood 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.
      IndexUpper NorthwoodBaltimoreMaryland
      Air quality index464643
      Pollution index9,823,9209,823,9205,342,367

      Upper Northwood 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
      Arsenic0.010%
      Benzene0.070%
      Carbon Tetrachloride0.050%
      Lead0.030%
      Mercury0.140%

      Average monthly Upper Northwood temperature with heat index

      Upper Northwood monthly precipitation with daily maximum

      Upper Northwood monthly snow depth with daily maximum

      Upper Northwood monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Perry Hall, MD27,778468.0%
      Bowleys Quarters, MD6,422468.0%
      Essex, MD39,307468.0%
      Milford Mill, MD30,355468.0%
      Rossville, MD15,993468.0%
      Baltimore, MD602,274468.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Milwaukee, WI592,6494412.0%
      Louisville, KY618,733492.0%
      Albuquerque, NM560,447536.0%
      Surrey, BC560,150n/a 
      Las Vegas, NV644,594548.0%
      Baltimore, MD602,274468.0%
      Source: The Upper Northwood, Baltimore, 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.