TODAY MAR28
TEMPERATURE17
HUMIDITY88
PRESSURE101520
WIND COND.90 11.2
  • 4623Fri
  • 4229Sat30%
  • 3928Sun60%50%
  • 4024Mon60%20%
  • 5029Tue
daynightWeather update from Pierre, Pierre Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Harrold for July is 73.1 degrees
  • The lowest monthly average temperature in Harrold for January is 11.3 degrees
  • The most monthly precipitation in Harrold occurs in June with 5.6 inches
  • The air quality index in Harrold is 52% better than the national average
  • The pollution index in Harrold is 93% better than the national average

Compare Harrold, SD Weather

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      Harrold 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
      January3°F25°F11°F0.2"
      February7°F26°F14°F0.5"
      March22°F41°F30°F1.0"
      April35°F58°F46°F3.8"
      May48°F71°F58°F4.0"
      June60°F81°F70°F5.6"
      July62°F86°F73°F0.3"
      August58°F81°F67°F3.5"
      September52°F77°F62°F3.9"
      October40°F62°F49°F1.6"
      November24°F43°F31°F1.1"
      December7°F24°F14°F0.6"

      Harrold 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.
      IndexHarroldSouth DakotaNational
      Air quality index203642
      Pollution index201,985345,6232,726,193

      Harrold air quality information

      MeasurementTotal
      Days measured122
      Days with good air quality112
      Days with moderate air quality10
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Harrold air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.002%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Harrold temperature with heat index

      Harrold monthly precipitation with daily maximum

      Harrold monthly snow depth with daily maximum

      Harrold monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Blunt, SD3832060.0%
      Highmore, SD8322060.0%
      Harrold, SD1102060.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Naukati Bay, AK1102060.0%
      Lower Santan Village, AZ1107448.0%
      Talking Rock, GA1104314.0%
      Masonville, IA1103922.0%
      Media, IL1102942.0%
      Harrold, SD1102060.0%
      Source: The Harrold, 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.