TODAY APR23
TEMPERATURE53
HUMIDITY36
PRESSURE29.96
WIND COND.140 7.6
  • 5831Sat
  • 5342Sun20%30%
  • 7355Mon20%
  • 7452Tue20%80%
  • 6142Wed60%40%
daynightWeather update from Prairie Du Chien Municipal Airport at

Key findings

  • The highest monthly average temperature in St. Olaf for July is 72.7 degrees
  • The lowest monthly average temperature in St. Olaf for January is 20.7 degrees
  • The most monthly precipitation in St. Olaf occurs in June with 8 inches
  • The air quality index in St. Olaf is 42% better than the national average
  • The pollution index in St. Olaf is 62% better than the national average

Compare St. Olaf, IA Weather

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      St. Olaf 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°F29°F21°F1.4"
      February14°F32°F22°F1.1"
      March28°F47°F37°F2.8"
      April39°F61°F49°F4.6"
      May50°F72°F60°F5.1"
      June60°F80°F69°F8.0"
      July63°F84°F73°F5.2"
      August61°F82°F71°F5.1"
      September54°F76°F63°F4.2"
      October43°F63°F52°F4.1"
      November31°F49°F39°F3.2"
      December18°F33°F26°F3.2"

      St. Olaf 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. OlafIowaNational
      Air quality index293950
      Pollution index1,904,1201,643,8365,066,862

      St. Olaf air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality304
      Days with moderate air quality60
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      St. Olaf air quality information

      PollutantTotal
      Arsenic0.040%
      Benzene0.020%
      Carbon Tetrachloride0.001%
      Lead0.010%
      Mercury0.050%

      Average monthly St. Olaf temperature with heat index

      St. Olaf monthly precipitation with daily maximum

      St. Olaf monthly snow depth with daily maximum

      St. Olaf monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Elkader, IA1,3252942%
      Guttenberg, IA1,9562942%
      Monona, IA1,4952942%
      Elkport, IA252942%
      Osterdock, IA542942%
      St. Olaf, IA1382942%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Harding, MN1382942%
      Macon, NC1383628%
      Felt, OK1384412%
      Belva, WV1384020%
      Lowell Point, AK1383138%
      St. Olaf, IA1382942%
      Source: The St. Olaf, 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.