TODAY NOV21
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 5337Fri100%90%
  • 4936Sat90%90%
  • 4936Sun80%
  • 4735Mon
  • 4734Tue
daynightWeather update from US26 EB at Timber Junction MP37.7 at
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Weather Quick Facts

  • The highest monthly average temperature in Vernonia for July is 68.1 degrees
  • The lowest monthly average temperature in Vernonia for January is 37.9 degrees
  • The most monthly precipitation in Vernonia occurs in December with 13.3 inches
  • The air quality index in Vernonia is 57% better than the national average
  • The pollution index in Vernonia is 456% worse than the national average

Compare Vernonia, OR Weather

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      Vernonia 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
      January31°F47°F38°F5.1"
      February32°F53°F41°F5.3"
      March38°F60°F48°F5.2"
      April40°F62°F50°F3.9"
      May46°F71°F57°F5.5"
      June49°F73°F60°F2.7"
      July55°F83°F68°F2.0"
      August53°F83°F67°F4.3"
      September46°F75°F60°F1.1"
      October44°F63°F52°F4.1"
      November34°F52°F42°F8.4"
      December33°F46°F39°F13.3"

      Vernonia 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.
      IndexVernoniaOregonNational
      Air quality index183242
      Pollution index15,149,9007,156,3562,726,193

      Vernonia air quality

      MeasurementTotal
      Days measured360
      Days with good air quality338
      Days with moderate air quality22
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.160%
      Carbon Tetrachloride0.030%
      Lead0.080%
      Mercury0.010%

      Average monthly Vernonia temperature with heat index

      Vernonia monthly precipitation with daily maximum

      Vernonia monthly snow depth with daily maximum

      Vernonia monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Prescott, OR851864.0%
      Rainier, OR2,0801864.0%
      Warren, OR1,8763824.0%
      Scappoose, OR7,4363824.0%
      Vernonia, OR2,1581864.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Colquitt, GA2,1583530.0%
      North Seekonk, MA2,1584412.0%
      Chelsea, OK2,1584510.0%
      Arial, SC2,158468.0%
      Lac La Ronge 156, SK2,158n/a 
      Vernonia, OR2,1581864.0%
      Source: The Vernonia, 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.