TODAY JUL17
TEMPERATURE73
HUMIDITY53
PRESSURE30.06
WIND COND. 4.7
  • 8357Wed
  • 8056Thu
  • 8255Fri
  • 8457Sat
  • 9360Sun
daynightWeather update from Portland, Portland International Airport at

Island Station Average Weather

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
January19°F66°F41°F5.1"
February22°F65°F43°F2.0"
March28°F75°F47°F3.5"
April31°F83°F51°F2.6"
May37°F95°F59°F2.9"
June46°F102°F63°F1.4"
July51°F106°F70°F0.4"
August48°F102°F68°F0.6"
September41°F95°F64°F1.1"
October30°F78°F54°F2.6"
November27°F67°F47°F6.1"
December12°F63°F39°F5.2"

Did you know?

  • The highest monthly average temperature in Island Station for July is 70 degrees.
  • The lowest monthly average temperature in Island Station for December is 39 degrees.
  • The most monthly precipitation in Island Station occurs in November with 6.1 inches.
  • The air quality index in Island Station is 23% better than the national average.
  • The pollution index in Island Station is 127% worse than the national average.

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Compare Milwaukie, OR Weather To Other Cities

Island Station 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.
IndexIsland StationMilwaukieOregon
Air quality index383832
Pollution index11,541,10011,541,1005,374,527

Island Station air quality information

MeasurementTotal
Days measured365
Days with good air quality241
Days with moderate air quality108
Days w/ poor A.Q. for sensitive groups12
Days with unhealthy air quality4

Island Station air quality information

PollutantTotal
Arsenic0.010%
Benzene0.140%
Carbon Tetrachloride0.020%
Lead0.020%
Mercury0.010%

Average monthly Island Station temperature with heat index

Island Station monthly precipitation with daily maximum

Island Station monthly snow depth with daily maximum

Island Station monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Donald, OR1,1733138%
Aurora, OR1,2893824%
Bethany, OR22,8193824%
Cedar Hills, OR8,1353824%
Durham, OR1,4173824%
Milwaukie, OR20,6433824%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Lomita, CA20,6527448%
Hayesville, OR20,6533138%
Birmingham, MI20,653524%
Conway, SC20,6311570%
Havelock, NC20,6303138%
Milwaukie, OR20,6433824%
Source: The Island Station, Milwaukie, 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.