TODAY SEP25
TEMPERATURE63
HUMIDITY83
PRESSURE29.76
WIND COND.170 5.4
  • 8256Fri
  • 8553Sat
  • 7045Sun
  • 6746Mon
  • 6442Tue
daynightWeather update from Le Mars, Le Mars Municipal Airport at

Key findings

  • The highest monthly average temperature in Alcester for July is 76 degrees
  • The lowest monthly average temperature in Alcester for January is 21 degrees
  • The most monthly precipitation in Alcester occurs in October with 7.9 inches
  • The air quality index in Alcester is 28% better than the national average
  • The pollution index in Alcester is 86% better than the national average

Compare Alcester, SD Weather

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      Alcester 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
      January13°F32°F21°F0.9"
      February15°F35°F23°F1.8"
      March28°F50°F37°F2.8"
      April38°F62°F49°F6.1"
      May49°F73°F60°F4.3"
      June60°F83°F71°F6.2"
      July65°F87°F76°F6.5"
      August62°F83°F72°F6.6"
      September53°F77°F64°F5.9"
      October41°F64°F51°F7.9"
      November28°F49°F37°F1.6"
      December15°F33°F23°F2.2"

      Alcester 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.
      IndexAlcesterSouth DakotaNational
      Air quality index363650
      Pollution index731,145463,9835,066,862

      Alcester air quality information

      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

      Alcester air quality information

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

      Average monthly Alcester temperature with heat index

      Alcester monthly precipitation with daily maximum

      Alcester monthly snow depth with daily maximum

      Alcester monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Akron, IA1,4853530%
      Chatsworth, IA823530%
      Hawarden, IA2,5383530%
      Beresford, SD2,3243628%
      Fairview, SD533628%
      Alcester, SD1,0003628%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Tumbling Shoals, AR1,0004510%
      Green Valley CDP (Los Angeles County), CA1,0003530%
      Ceresco, NE1,0003138%
      Yosemite Valley, CA1,0003922%
      Acalanes Ridge, CA1,0004020%
      Alcester, SD1,0003628%
      Source: The Alcester, 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.