TODAY NOV08
TEMPERATURE57
HUMIDITY49
PRESSURE102300
WIND COND.
  • 6045Fri
  • 5648Sat60%70%
  • 5650Sun70%100%
  • 5447
  • 5448Tue
daynightWeather update from Pearson Airfield at
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Weather Quick Facts

  • The highest monthly average temperature in Overlook for August is 69.5 degrees
  • The lowest monthly average temperature in Overlook for December is 39.9 degrees
  • The most monthly precipitation in Overlook occurs in November with 6.2 inches
  • The air quality index in Overlook is 10% better than the national average
  • The pollution index in Overlook is 19% worse than the national average

Compare Portland, OR Weather

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      Overlook 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"

      Overlook 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.
      IndexOverlookPortlandOregon
      Air quality index383832
      Pollution index3,247,5801,899,4107,156,356

      Overlook air quality

      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

      Air quality details

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

      Average monthly Overlook temperature with heat index

      Overlook monthly precipitation with daily maximum

      Overlook monthly snow depth with daily maximum

      Overlook monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Fairview, OR9,3823824.0%
      Wood Village, OR4,0693824.0%
      Hockinson, WA6,1593824.0%
      Bull Mountain, OR9,7323824.0%
      Hillsboro, OR108,0263824.0%
      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 Overlook, 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.