TODAY NOV21
TEMPERATURE48
HUMIDITY56
PRESSURE101800
WIND COND.190 16.6
  • 4230Fri60%90%
  • 3413Sat100%50%
  • 269Sun20%30%
  • 2717Mon40%40%
  • 2914Tue40%30%
daynightWeather update from Challis - Challis Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Clayton for July is 70.5 degrees
  • The lowest monthly average temperature in Clayton for December is 19.3 degrees
  • The most monthly precipitation in Clayton occurs in June with 2.3 inches
  • The air quality index in Clayton is 14% better than the national average
  • The pollution index in Clayton is 18% better than the national average

Compare Clayton, ID Weather

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      Clayton 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
      January11°F32°F20°F0.7"
      February16°F39°F26°F0.6"
      March24°F49°F35°F1.3"
      April30°F58°F42°F1.1"
      May38°F67°F51°F2.1"
      June45°F77°F60°F2.3"
      July52°F90°F71°F1.3"
      August48°F87°F66°F1.4"
      September41°F77°F57°F2.0"
      October31°F60°F43°F1.8"
      November22°F45°F32°F1.3"
      December11°F31°F19°F1.2"

      Clayton 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.
      IndexClaytonIdahoNational
      Air quality index363242
      Pollution index2,239,8802,063,7102,726,193

      Clayton air quality

      MeasurementTotal
      Days measured365
      Days with good air quality293
      Days with moderate air quality60
      Days w/ poor A.Q. for sensitive groups9
      Days with unhealthy air quality3

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.000%

      Average monthly Clayton temperature with heat index

      Clayton monthly precipitation with daily maximum

      Clayton monthly snow depth with daily maximum

      Clayton monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Clayton, ID123628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Chicken, AK123824.0%
      Hyder, AK122060.0%
      Bucks, AL124216.0%
      Victoria, AR122648.0%
      Durango, IA122942.0%
      Clayton, ID123628.0%
      Source: The Clayton, ID 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.