TODAY OCT11
TEMPERATURE60
HUMIDITY49
PRESSURE102570
WIND COND.170 5.4
  • 7639Sat
  • 6036Sun
  • 6539
  • 7547Tue
  • 8352Wed
daynightWeather update from Rapid City, Rapid City Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Rapid Valley for July is 77.9 degrees
  • The lowest monthly average temperature in Rapid Valley for December is 24.3 degrees
  • The most monthly precipitation in Rapid Valley occurs in October with 36.4 inches
  • The air quality index in Rapid Valley is 5% worse than the national average
  • The pollution index in Rapid Valley is 80% better than the national average

Compare Rapid Valley, SD Weather

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      Rapid Valley 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
      January18°F40°F27°F1.2"
      February18°F40°F27°F1.3"
      March31°F56°F41°F1.7"
      April35°F58°F45°F11.2"
      May46°F69°F56°F12.4"
      June57°F81°F68°F3.1"
      July65°F93°F78°F3.2"
      August61°F87°F73°F5.4"
      September51°F81°F64°F1.4"
      October40°F64°F50°F36.4"
      November29°F51°F39°F3.7"
      December17°F35°F24°F1.5"

      Rapid Valley 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.
      IndexRapid ValleySouth DakotaNational
      Air quality index443642
      Pollution index551,228345,6232,726,193

      Rapid Valley air quality

      MeasurementTotal
      Days measured365
      Days with good air quality274
      Days with moderate air quality87
      Days w/ poor A.Q. for sensitive groups4
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.002%
      Lead0.000%
      Mercury0.000%

      Average monthly Rapid Valley temperature with heat index

      Rapid Valley monthly precipitation with daily maximum

      Rapid Valley monthly snow depth with daily maximum

      Rapid Valley monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Summerset, SD2,6074412.0%
      Box Elder, SD9,9374412.0%
      Keystone, SD5424412.0%
      New Underwood, SD7584412.0%
      Caputa, SD04412.0%
      Rapid Valley, SD8,5534412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hornsby Bend, TX8,5534412.0%
      Closter, NJ8,551512.0%
      East Grand Forks, MN8,5553334.0%
      Frostburg, MD8,5503628.0%
      Boischatel, QC8,556n/a 
      Rapid Valley, SD8,5534412.0%
      Source: The Rapid Valley, 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.