TODAY MAR02
TEMPERATURE42
HUMIDITY85
PRESSURE30.11
WIND COND.150 7.6
  • 5838Wed
  • 6044Thu50%
  • 5542Fri60%
  • 5340Sat
  • 4938Sun
daynightWeather update from Portland, Portland International Airport at

Key findings

  • The highest monthly average temperature in Old Evergreen Highway for August is 69 degrees
  • The lowest monthly average temperature in Old Evergreen Highway for December is 40 degrees
  • The most monthly precipitation in Old Evergreen Highway occurs in November with 6.2 inches
  • The air quality index in Old Evergreen Highway is 24% better than the national average
  • The pollution index in Old Evergreen Highway is 63% better than the national average

Compare Vancouver, WA Weather

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      Old Evergreen Highway 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°F5.4"
      February36°F52°F43°F3.7"
      March39°F57°F47°F4.9"
      April42°F63°F52°F2.9"
      May48°F71°F58°F2.6"
      June53°F76°F63°F1.7"
      July57°F84°F69°F0.5"
      August57°F84°F69°F0.4"
      September52°F79°F64°F1.5"
      October46°F66°F55°F3.7"
      November40°F54°F47°F6.2"
      December34°F47°F40°F6.2"

      Old Evergreen Highway 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.
      IndexOld Evergreen HighwayVancouverWashington
      Air quality index383836
      Pollution index1,899,4101,899,4108,596,989

      Old Evergreen Highway 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

      Old Evergreen Highway air quality information

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

      Average monthly Old Evergreen Highway temperature with heat index

      Old Evergreen Highway monthly precipitation with daily maximum

      Old Evergreen Highway monthly snow depth with daily maximum

      Old Evergreen Highway monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Maywood Park, OR9393824%
      Brush Prairie, WA2,6463824%
      Lewisville, WA1,8383824%
      Washougal, WA14,9873824%
      Garden Home-Whitford, OR6,2913824%
      Vancouver, WA169,9823824%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Cape Coral, FL170,0633628%
      Ontario, CA169,3898978%
      Jackson, MS172,0394412%
      Sioux Falls, SD167,8843628%
      Santa Rosa, CA173,1653432%
      Vancouver, WA169,9823824%
      Source: The Old Evergreen Highway, Vancouver, WA 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.