TODAY DEC28
TEMPERATURE-2
HUMIDITY
PRESSURE101080
WIND COND.20 22.3
  • 10Sat
  • 1513Sun30%
  • 3018Mon30%50%
  • 2110Tue
  • 164
daynightWeather update from Bethel, Bethel Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Chefornak for August is 51.7 degrees
  • The lowest monthly average temperature in Chefornak for January is 10.5 degrees
  • The most monthly precipitation in Chefornak occurs in August with 2.3 inches
  • The air quality index in Chefornak is 26% better than the national average
  • The pollution index in Chefornak is 51% better than the national average

Compare Chefornak, AK Weather

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      Chefornak 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
      January5°F16°F10°F0.4"
      February8°F22°F15°F0.2"
      March6°F19°F12°F0.1"
      April18°F30°F24°F0.2"
      May31°F44°F37°F1.3"
      June40°F53°F46°F1.2"
      July46°F57°F51°F1.8"
      August47°F57°F52°F2.3"
      September41°F51°F46°F2.2"
      October30°F40°F35°F1.9"
      November18°F29°F23°F1.0"
      December11°F23°F17°F0.7"

      Chefornak 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.
      IndexChefornakAlaskaNational
      Air quality index313042
      Pollution index1,330,81011,243,1942,726,193

      Chefornak air quality

      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

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.030%
      Carbon Tetrachloride0.001%
      Lead0.020%
      Mercury0.000%

      Average monthly Chefornak temperature with heat index

      Chefornak monthly precipitation with daily maximum

      Chefornak monthly snow depth with daily maximum

      Chefornak monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Kipnuk, AK3603138.0%
      Chefornak, AK4133138.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Rosston, AR4133236.0%
      Fulton, CA4133432.0%
      June Lake, CA413476.0%
      Smith Corner, CA4136734.0%
      Uvalda, GA4132648.0%
      Chefornak, AK4133138.0%
      Source: The Chefornak, 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.