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Key findings

  • The highest monthly average temperature in Declo for July is 72 degrees
  • The lowest monthly average temperature in Declo for January is 27 degrees
  • The most monthly precipitation in Declo occurs in May with 1.8 inches
  • The air quality index in Declo is 60% better than the national average
  • The pollution index in Declo is 50% better than the national average

Compare Declo, ID Weather

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      Declo 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
      January19°F36°F27°F1.0"
      February24°F43°F33°F0.6"
      March29°F54°F41°F1.0"
      April34°F61°F46°F1.2"
      May40°F70°F55°F1.8"
      June48°F80°F63°F0.8"
      July54°F90°F72°F0.3"
      August52°F87°F69°F0.5"
      September44°F78°F60°F0.9"
      October35°F64°F48°F1.1"
      November27°F51°F37°F0.9"
      December20°F37°F28°F1.1"

      Declo 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.
      IndexDecloIdahoNational
      Air quality index203250
      Pollution index2,556,0402,232,2855,066,862

      Declo air quality information

      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

      Declo air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.001%

      Average monthly Declo temperature with heat index

      Declo monthly precipitation with daily maximum

      Declo monthly snow depth with daily maximum

      Declo monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Heyburn, ID3,1872060%
      Acequia, ID2012060%
      Malta, ID2522060%
      Albion, ID3152060%
      Paul, ID1,3672060%
      Declo, ID5102060%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Dyckesville, WI5103628%
      Franklintown, PA5104412%
      Corwin, OH5104314%
      Glorieta, NM5104412%
      Moran, KS5102256%
      Declo, ID5102060%
      Source: The Declo, 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.