TODAY NOV22
TEMPERATURE20
HUMIDITY92
PRESSURE102270
WIND COND.360 5.4
  • 3119Fri
  • 3224Sat
  • 3012Sun
  • 207Mon
  • 2111Tue
daynightWeather update from Watertown, Watertown Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Clark for July is 72.5 degrees
  • The lowest monthly average temperature in Clark for January is 13.6 degrees
  • The most monthly precipitation in Clark occurs in June with 3.7 inches
  • The air quality index in Clark is 41% better than the national average
  • The pollution index in Clark is 95% better than the national average

Compare Clark, SD Weather

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      Clark 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
      January5°F23°F14°F0.4"
      February7°F27°F16°F0.6"
      March22°F41°F30°F1.1"
      April33°F57°F44°F1.9"
      May45°F69°F56°F3.0"
      June56°F78°F67°F3.7"
      July61°F84°F72°F2.6"
      August58°F81°F69°F3.6"
      September50°F74°F61°F2.8"
      October37°F58°F47°F2.3"
      November23°F43°F32°F0.4"
      December9°F26°F17°F0.7"

      Clark 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.
      IndexClarkSouth DakotaNational
      Air quality index253642
      Pollution index146,247345,6232,726,193

      Clark air quality

      MeasurementTotal
      Days measured361
      Days with good air quality325
      Days with moderate air quality36
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

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

      Average monthly Clark temperature with heat index

      Clark monthly precipitation with daily maximum

      Clark monthly snow depth with daily maximum

      Clark monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Naples, SD442550.0%
      Raymond, SD312550.0%
      Vienna, SD1262550.0%
      Garden City, SD932550.0%
      Wallace, SD692550.0%
      Clark, SD1,2332550.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Pirtleville, AZ1,2334510.0%
      Tahoe Vista, CA1,2334412.0%
      Redington Beach, FL1,2334314.0%
      Mitchell, IL1,233548.0%
      Greenup, KY1,2331472.0%
      Clark, SD1,2332550.0%
      Source: The Clark, 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.