TODAY MAR28
TEMPERATURE49
HUMIDITY66
PRESSURE100810
WIND COND.170 18.4
  • 5041Thu70%80%
  • 5937Fri30%
  • 6339Sat
  • 6340Sun
  • 6445Mon
daynightWeather update from Portland, Portland International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Hazelwood for August is 69.5 degrees
  • The lowest monthly average temperature in Hazelwood for December is 39.9 degrees
  • The most monthly precipitation in Hazelwood occurs in November with 6.2 inches
  • The air quality index in Hazelwood is 10% better than the national average
  • The pollution index in Hazelwood is 789% worse than the national average

Compare Portland, OR Weather

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      Hazelwood 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
      January34°F48°F40°F4.9"
      February36°F53°F43°F3.4"
      March39°F58°F48°F4.8"
      April42°F63°F52°F3.0"
      May48°F71°F58°F2.8"
      June53°F76°F63°F1.7"
      July57°F84°F69°F0.5"
      August58°F85°F70°F0.5"
      September53°F78°F64°F1.8"
      October47°F66°F55°F3.7"
      November40°F55°F47°F6.2"
      December34°F47°F40°F6.2"

      Hazelwood 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.
      IndexHazelwoodPortlandOregon
      Air quality index383832
      Pollution index24,235,4001,899,4107,156,356

      Hazelwood air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality285
      Days with moderate air quality77
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality0

      Hazelwood air quality information

      PollutantTotal
      Arsenic0.003%
      Benzene0.020%
      Carbon Tetrachloride0.010%
      Lead0.010%
      Mercury0.002%

      Average monthly Hazelwood temperature with heat index

      Hazelwood monthly precipitation with daily maximum

      Hazelwood monthly snow depth with daily maximum

      Hazelwood monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Maywood Park, OR1,2243824.0%
      Camas, WA24,0433824.0%
      Washougal, WA15,9273824.0%
      Garden Home-Whitford, OR7,2953824.0%
      Lake Oswego, OR39,4763824.0%
      Portland, OR650,3803824.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Memphis, TN650,9104510.0%
      Oklahoma City, OK649,821484.0%
      Las Vegas, NV644,594548.0%
      Nashville, TN667,0704510.0%
      Detroit, MI672,3515612.0%
      Portland, OR650,3803824.0%
      Source: The Hazelwood, Portland, OR 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.