TODAY DEC22
TEMPERATURE37
HUMIDITY59
PRESSURE102610
WIND COND.180 25.9
  • 4529Mon20%
  • 4135Tue30%
  • 453930%
  • 5145Thu40%
  • 5446Fri
daynightWeather update from Peoria - General Downing-Peoria International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Pekin for July is 76.3 degrees
  • The lowest monthly average temperature in Pekin for January is 25.9 degrees
  • The most monthly precipitation in Pekin occurs in June with 5.4 inches
  • The air quality index in Pekin is 3% better than the national average
  • The pollution index in Pekin is 75% better than the national average

Compare Pekin, IL Weather

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      Pekin 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
      January17°F37°F26°F2.3"
      February18°F39°F28°F2.1"
      March31°F54°F42°F3.1"
      April41°F67°F54°F4.7"
      May51°F77°F64°F4.4"
      June62°F85°F73°F5.4"
      July65°F88°F76°F3.4"
      August64°F86°F74°F3.5"
      September56°F81°F68°F4.1"
      October44°F68°F55°F3.4"
      November33°F55°F43°F2.9"
      December22°F39°F30°F2.7"

      Pekin 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.
      IndexPekinIllinoisNational
      Air quality index414142
      Pollution index672,0313,148,6942,726,193

      Pekin air quality

      MeasurementTotal
      Days measured365
      Days with good air quality285
      Days with moderate air quality78
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.001%
      Mercury0.020%

      Average monthly Pekin temperature with heat index

      Pekin monthly precipitation with daily maximum

      Pekin monthly snow depth with daily maximum

      Pekin monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Green Valley, IL7164118.0%
      East Peoria, IL22,6154118.0%
      North Pekin, IL1,6804118.0%
      West Peoria, IL4,5104118.0%
      Lake Camelot, IL1,6314118.0%
      Pekin, IL32,7964118.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Pueblo West, CO32,8422060.0%
      Salisbury, MD32,8503628.0%
      Lewiston, ID32,8532942.0%
      Val-d'Or, QC32,869n/a 
      Florence, KY32,721548.0%
      Pekin, IL32,7964118.0%
      Source: The Pekin, IL 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.