TODAY DEC22
TEMPERATURE23
HUMIDITY81
PRESSURE102540
WIND COND.160 14.8
  • 3930Sun
  • 3824Mon
  • 3627Tue
  • 3932
  • 4434Thu30%
daynightWeather update from Marshalltown, Marshalltown Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in St. Anthony for July is 73.9 degrees
  • The lowest monthly average temperature in St. Anthony for December is 19.6 degrees
  • The most monthly precipitation in St. Anthony occurs in May with 8 inches
  • The air quality index in St. Anthony is 12% better than the national average
  • The pollution index in St. Anthony is 57% better than the national average

Compare St. Anthony, IA Weather

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      St. Anthony 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
      January12°F28°F20°F1.5"
      February14°F30°F22°F2.6"
      March29°F50°F38°F5.4"
      April38°F62°F50°F7.2"
      May51°F73°F61°F8.0"
      June62°F83°F72°F7.9"
      July63°F85°F74°F5.1"
      August62°F82°F72°F6.6"
      September55°F79°F66°F5.4"
      October44°F65°F54°F5.7"
      November28°F49°F38°F2.2"
      December13°F26°F20°F1.8"

      St. Anthony 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.
      IndexSt. AnthonyIowaNational
      Air quality index373942
      Pollution index1,171,9301,154,5352,726,193

      St. Anthony air quality

      MeasurementTotal
      Days measured214
      Days with good air quality210
      Days with moderate air quality4
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Air quality details

      PollutantTotal
      Arsenic0.060%
      Benzene0.010%
      Carbon Tetrachloride0.002%
      Lead0.004%
      Mercury0.050%

      Average monthly St. Anthony temperature with heat index

      St. Anthony monthly precipitation with daily maximum

      St. Anthony monthly snow depth with daily maximum

      St. Anthony monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Albion, IA6443726.0%
      Garden City, IA1503726.0%
      Radcliffe, IA5963726.0%
      Marshalltown, IA26,9573726.0%
      Haverhill, IA1703726.0%
      St. Anthony, IA293726.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Larsen Bay, AK293138.0%
      Birdsong, AR294510.0%
      Norristown, GA29476.0%
      Kaskaskia, IL29548.0%
      Valley City, IL294118.0%
      St. Anthony, IA293726.0%
      Source: The St. Anthony, IA 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.