TODAY APR21
TEMPERATURE69
HUMIDITY26
PRESSURE30.09
WIND COND.40 9.4
  • 7148Wed
  • 6147Thu
  • 6148Fri20%80%
  • 5445Sat
  • 5545Sun
daynightWeather update from Tacoma / McChord Air Force Base at

Key findings

  • The highest monthly average temperature in Anderson Island for July is 65.1 degrees
  • The lowest monthly average temperature in Anderson Island for December is 37.7 degrees
  • The most monthly precipitation in Anderson Island occurs in January with 9 inches
  • The air quality index in Anderson Island is 40% better than the national average
  • The pollution index in Anderson Island is 32% worse than the national average

Compare Anderson Island, WA Weather

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      Anderson Island 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°F46°F39°F9.0"
      February34°F49°F40°F4.0"
      March36°F52°F43°F4.2"
      April38°F58°F47°F2.9"
      May43°F65°F53°F4.4"
      June49°F70°F59°F3.3"
      July54°F79°F65°F1.9"
      August53°F77°F64°F3.2"
      September49°F72°F59°F3.7"
      October42°F60°F50°F5.2"
      November39°F51°F44°F8.1"
      December32°F44°F38°F6.1"

      Anderson Island 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.
      IndexAnderson IslandWashingtonNational
      Air quality index303650
      Pollution index6,704,3308,596,9895,066,862

      Anderson Island air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality323
      Days with moderate air quality42
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Anderson Island air quality information

      PollutantTotal
      Arsenic0.003%
      Benzene0.100%
      Carbon Tetrachloride0.004%
      Lead0.030%
      Mercury0.003%

      Average monthly Anderson Island temperature with heat index

      Anderson Island monthly precipitation with daily maximum

      Anderson Island monthly snow depth with daily maximum

      Anderson Island monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Gig Harbor, WA8,3071864%
      Ruston, WA9691864%
      Dash Point, WA9391864%
      Raft Island, WA3421864%
      Key Center, WA3,5321864%
      Anderson Island, WA1,1503040%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Silver City, NC1,1504118%
      Oljato-Monument Valley, UT1,150492%
      Ladoga, IN1,1504216%
      Mountainaire, AZ1,1504510%
      Parklawn, CA1,150492%
      Anderson Island, WA1,1503040%
      Source: The Anderson Island, 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.