TODAY DEC22
TEMPERATURE
HUMIDITY
PRESSURE101080
WIND COND.160 24.1
  • 2916Mon
  • 3322Tue
  • 3728
  • 3729Thu20%
  • 3829Fri30%
daynightWeather update from Madison Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Egan for July is 72 degrees
  • The lowest monthly average temperature in Egan for January is 15.2 degrees
  • The most monthly precipitation in Egan occurs in January with 6.8 inches
  • The air quality index in Egan is equal to the national average
  • The pollution index in Egan is 91% better than the national average

Compare Egan, SD Weather

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      Egan 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
      January6°F25°F15°F6.8"
      February10°F31°F20°F2.6"
      March22°F45°F33°F1.9"
      April34°F59°F46°F2.3"
      May45°F70°F57°F4.2"
      June56°F80°F68°F5.5"
      July60°F84°F72°F3.6"
      August57°F81°F69°F3.9"
      September49°F75°F61°F2.2"
      October36°F61°F48°F2.5"
      November24°F46°F34°F1.2"
      December10°F28°F19°F3.4"

      Egan 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.
      IndexEganSouth DakotaNational
      Air quality index423642
      Pollution index241,714345,6232,726,193

      Egan air quality

      MeasurementTotal
      Days measured365
      Days with good air quality284
      Days with moderate air quality76
      Days w/ poor A.Q. for sensitive groups5
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.004%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Egan temperature with heat index

      Egan monthly precipitation with daily maximum

      Egan monthly snow depth with daily maximum

      Egan monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Trent, SD3013628.0%
      Chester, SD2853628.0%
      Ihlen, MN483628.0%
      Colton, SD7543628.0%
      Jasper, MN6713628.0%
      Egan, SD2794216.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Whatley, AL2793726.0%
      Cornfields, AZ2791766.0%
      Garrison, IA2793922.0%
      New Providence, IA2793726.0%
      Harrison, ID2794314.0%
      Egan, SD2794216.0%
      Source: The Egan, SD 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.