TODAY NOV25
TEMPERATURE48
HUMIDITY80
PRESSURE101360
WIND COND.120 14.8
  • 4840Tue30%20%
  • 4835Wed20%
  • 4634
  • 4634Fri
  • 4733Sat
daynightWeather update from Portland, Portland International Airport at
New Real Estate Listings in Madison South Area
Search Homes for Sale in Portland, OR

Weather Quick Facts

  • The highest monthly average temperature in Madison South for August is 69.5 degrees
  • The lowest monthly average temperature in Madison South for December is 39.9 degrees
  • The most monthly precipitation in Madison South occurs in November with 6.2 inches
  • The air quality index in Madison South is 10% better than the national average
  • The pollution index in Madison South is 30% better than the national average

Compare Portland, OR Weather

      vs
      How would you rate the weather in Madison South?
      Write a review to give others more information about this area.
      How would you rate the air quality in Madison South?
      Write a review to give others more information about this area.
      See all Madison South poll results

      Madison South 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"

      Madison South 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.
      IndexMadison SouthPortlandOregon
      Air quality index383832
      Pollution index1,899,4101,899,4107,156,356

      Madison South 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 Madison South temperature with heat index

      Madison South monthly precipitation with daily maximum

      Madison South monthly snow depth with daily maximum

      Madison South monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Troutdale, OR16,4333824.0%
      Fern Prairie, WA1,9893824.0%
      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 Madison South, 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.