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Key findings

  • The highest monthly average temperature in Turnagain Arm for July is 60 degrees
  • The lowest monthly average temperature in Turnagain Arm for January is 16 degrees
  • The most monthly precipitation in Turnagain Arm occurs in September with 3.5 inches
  • The air quality index in Turnagain Arm is 38% better than the national average
  • The pollution index in Turnagain Arm is 41% worse than the national average

Compare Anchorage, AK Weather

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      Turnagain Arm 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
      January9°F24°F16°F0.5"
      February12°F29°F21°F0.5"
      March15°F35°F25°F0.6"
      April30°F48°F39°F0.4"
      May41°F60°F50°F0.5"
      June49°F66°F57°F1.1"
      July54°F69°F60°F1.9"
      August51°F66°F58°F2.9"
      September43°F58°F50°F3.5"
      October31°F45°F37°F1.5"
      November14°F29°F22°F0.6"
      December11°F26°F19°F0.8"

      Turnagain Arm 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.
      IndexTurnagain ArmAnchorageAlaska
      Air quality index313130
      Pollution index7,145,4407,145,44011,990,286

      Turnagain Arm air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality262
      Days with moderate air quality92
      Days w/ poor A.Q. for sensitive groups7
      Days with unhealthy air quality4

      Turnagain Arm air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.130%
      Carbon Tetrachloride0.020%
      Lead0.140%
      Mercury0.001%

      Average monthly Turnagain Arm temperature with heat index

      Turnagain Arm monthly precipitation with daily maximum

      Turnagain Arm monthly snow depth with daily maximum

      Turnagain Arm monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Sunrise, AK533138%
      Hope, AK553138%
      Anchorage, AK299,3213138%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Cincinnati, OH298,011548%
      Stockton, CA301,4434510%
      St. Paul, MN297,160468%
      Pittsburgh, PA305,3055612%
      Lexington-Fayette, KY311,5294216%
      Anchorage, AK299,3213138%
      Source: The Turnagain Arm, Anchorage, AK 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.