TODAY NOV25
TEMPERATURE19
HUMIDITY73
PRESSURE102200
WIND COND.330 22.3
  • 3415Mon
  • 337Tue80%30%
  • 315Wed
  • 316
  • 328Fri
daynightWeather update from Hailey, Friedman Memorial Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Sun Valley for July is 60.2 degrees
  • The lowest monthly average temperature in Sun Valley for January is 14 degrees
  • The most monthly precipitation in Sun Valley occurs in December with 3.5 inches
  • The air quality index in Sun Valley is 52% better than the national average
  • The pollution index in Sun Valley is 39% better than the national average

Compare Sun Valley, ID Weather

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      Sun Valley 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
      January2°F29°F14°F2.9"
      February6°F35°F19°F2.1"
      March14°F42°F27°F2.7"
      April20°F49°F33°F1.8"
      May27°F60°F43°F1.8"
      June33°F70°F52°F1.5"
      July38°F82°F60°F0.6"
      August35°F80°F57°F0.6"
      September29°F71°F48°F1.3"
      October24°F56°F37°F2.2"
      November15°F40°F25°F2.7"
      December4°F27°F15°F3.5"

      Sun Valley 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.
      IndexSun ValleyIdahoNational
      Air quality index203242
      Pollution index1,651,6202,063,7102,726,193

      Sun Valley air quality

      MeasurementTotal
      Days measured365
      Days with good air quality361
      Days with moderate air quality4
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.020%
      Mercury0.001%

      Average monthly Sun Valley temperature with heat index

      Sun Valley monthly precipitation with daily maximum

      Sun Valley monthly snow depth with daily maximum

      Sun Valley monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Hailey, ID8,5752060.0%
      Ketchum, ID2,8432060.0%
      Bellevue, ID2,4302060.0%
      Sun Valley, ID1,5812060.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Navarre Beach, FL1,5813138.0%
      Metlakatla, AK1,5822060.0%
      Grayson, CA1,582492.0%
      Springfield, NE1,5824020.0%
      McCord, OK1,5824020.0%
      Sun Valley, ID1,5812060.0%
      Source: The Sun Valley, 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.