TODAY NOV09
TEMPERATURE49
HUMIDITY95
PRESSURE101460
WIND COND.120 18.4
  • 5740Sun
  • 6036
  • 6044Tue
  • 5935Wed30%
  • 5838Thu
daynightWeather update from Osceola Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Le Roy for July is 75.8 degrees
  • The lowest monthly average temperature in Le Roy for February is 23.7 degrees
  • The most monthly precipitation in Le Roy occurs in September with 10.8 inches
  • The air quality index in Le Roy is 7% better than the national average
  • The pollution index in Le Roy is 86% better than the national average

Compare Le Roy, IA Weather

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      Le Roy 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
      January15°F36°F24°F1.5"
      February15°F35°F24°F2.3"
      March30°F51°F39°F3.5"
      April41°F65°F52°F8.7"
      May52°F74°F62°F7.1"
      June62°F83°F72°F5.9"
      July66°F87°F76°F7.3"
      August63°F84°F72°F7.4"
      September54°F77°F64°F10.8"
      October43°F66°F53°F4.9"
      November30°F50°F39°F4.4"
      December22°F39°F30°F4.0"

      Le Roy 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.
      IndexLe RoyIowaNational
      Air quality index393942
      Pollution index376,1481,154,5352,726,193

      Le Roy air quality

      MeasurementTotal
      Days measured365
      Days with good air quality306
      Days with moderate air quality59
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.001%
      Mercury0.000%

      Average monthly Le Roy temperature with heat index

      Le Roy monthly precipitation with daily maximum

      Le Roy monthly snow depth with daily maximum

      Le Roy monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Leon, IA1,8833922.0%
      Van Wert, IA1373922.0%
      Osceola, IA5,1603922.0%
      Allerton, IA4533922.0%
      Garden Grove, IA2033922.0%
      Le Roy, IA13922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Drummond, ID14314.0%
      Weeki Wachee, FL13040.0%
      Clear Hills 152C, AB1n/a 
      Mont-Valin, QC1n/a 
      Réservoir-Dozois, QC1n/a 
      Le Roy, IA13922.0%
      Source: The Le Roy, 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.