TODAY DEC22
TEMPERATURE34
HUMIDITY67
PRESSURE100980
WIND COND.150 7.6
  • 3723Mon
  • 4028Tue
  • 4330
  • 4231Thu20%
  • 4029Fri20%
daynightWeather update from Mitchell, Mitchell Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Delmont for July is 76 degrees
  • The lowest monthly average temperature in Delmont for January is 19.8 degrees
  • The most monthly precipitation in Delmont occurs in May with 3.6 inches
  • The air quality index in Delmont is 14% better than the national average
  • The pollution index in Delmont is 89% better than the national average

Compare Delmont, SD Weather

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      Delmont 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°F30°F20°F0.2"
      February13°F34°F22°F0.4"
      March26°F49°F36°F0.8"
      April37°F62°F48°F2.2"
      May48°F73°F60°F3.6"
      June59°F83°F71°F3.3"
      July64°F89°F76°F2.9"
      August61°F84°F72°F3.2"
      September52°F78°F64°F1.9"
      October40°F64°F50°F2.2"
      November26°F49°F36°F0.4"
      December13°F32°F22°F0.5"

      Delmont 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.
      IndexDelmontSouth DakotaNational
      Air quality index363642
      Pollution index296,415345,6232,726,193

      Delmont air quality

      MeasurementTotal
      Days measured365
      Days with good air quality321
      Days with moderate air quality43
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.005%
      Carbon Tetrachloride0.001%
      Lead0.000%
      Mercury0.000%

      Average monthly Delmont temperature with heat index

      Delmont monthly precipitation with daily maximum

      Delmont monthly snow depth with daily maximum

      Delmont monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Armour, SD6533628.0%
      Ravinia, SD563628.0%
      Corsica, SD7293628.0%
      Wagner, SD1,5663628.0%
      Dimock, SD1413628.0%
      Delmont, SD1983628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hollis, AK1982060.0%
      Adona, AR1984510.0%
      Jacksonport, AR1984510.0%
      Rayle, GA1984412.0%
      White Plains, GA1984412.0%
      Delmont, SD1983628.0%
      Source: The Delmont, 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.