TODAY NOV25
TEMPERATURE27
HUMIDITY50
PRESSURE102404.39
WIND COND.310 25.9
  • 2611Tue
  • 2711Wed
  • 210
  • 16-1Fri20%
  • 16-1Sat
daynightWeather update from Redfield Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Rockham for July is 72.8 degrees
  • The lowest monthly average temperature in Rockham for January is 13.6 degrees
  • The most monthly precipitation in Rockham occurs in July with 3.7 inches
  • The air quality index in Rockham is 52% better than the national average
  • The pollution index in Rockham is 96% better than the national average

Compare Rockham, SD Weather

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      Rockham 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
      January2°F26°F14°F0.6"
      February5°F30°F17°F0.7"
      March19°F45°F31°F0.9"
      April31°F61°F45°F2.3"
      May43°F72°F57°F3.5"
      June53°F82°F68°F3.6"
      July58°F88°F73°F3.7"
      August55°F84°F69°F2.5"
      September46°F78°F61°F2.1"
      October34°F63°F47°F2.0"
      November19°F47°F32°F0.6"
      December6°F28°F17°F1.0"

      Rockham 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.
      IndexRockhamSouth DakotaNational
      Air quality index203642
      Pollution index120,529345,6232,726,193

      Rockham air quality

      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

      Air quality details

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

      Average monthly Rockham temperature with heat index

      Rockham monthly precipitation with daily maximum

      Rockham monthly snow depth with daily maximum

      Rockham monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Redfield, SD2,4962060.0%
      Faulkton, SD8192060.0%
      Orient, SD262060.0%
      Rockham, SD232060.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Ferry, AK233824.0%
      Benton, AL23524.0%
      Oak Hill, AL23524.0%
      Coulterville, CA233922.0%
      Parshall, CO23476.0%
      Rockham, SD232060.0%
      Source: The Rockham, 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.