TODAY APR14
TEMPERATURE80
HUMIDITY44
PRESSURE100880
WIND COND.250 14.8
  • 8164Mon40%
  • 7860Tue70%90%
  • 6950Wed20%
  • 6142Thu40%40%
  • 5739Fri
daynightWeather update from Quincy Regional Airport-Baldwin Field at
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Weather Quick Facts

  • The highest monthly average temperature in Liberty for July is 75.9 degrees
  • The lowest monthly average temperature in Liberty for January is 27.5 degrees
  • The most monthly precipitation in Liberty occurs in June with 6 inches
  • The air quality index in Liberty is 3% better than the national average
  • The pollution index in Liberty is 92% better than the national average

Compare Liberty, IL Weather

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      Liberty 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
      January20°F37°F28°F2.1"
      February21°F38°F29°F2.0"
      March34°F54°F43°F3.0"
      April44°F66°F55°F4.3"
      May54°F74°F63°F3.7"
      June64°F84°F74°F6.0"
      July66°F86°F76°F4.5"
      August66°F86°F75°F4.2"
      September57°F79°F67°F4.3"
      October45°F64°F54°F3.9"
      November36°F54°F44°F2.7"
      December23°F38°F29°F2.4"

      Liberty 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.
      IndexLibertyIllinoisNational
      Air quality index414142
      Pollution index222,6333,148,6942,726,193

      Liberty air quality information

      MeasurementTotal
      Days measured241
      Days with good air quality208
      Days with moderate air quality33
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Liberty air quality information

      PollutantTotal
      Arsenic0.003%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.002%
      Mercury0.000%

      Average monthly Liberty temperature with heat index

      Liberty monthly precipitation with daily maximum

      Liberty monthly snow depth with daily maximum

      Liberty monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Hull, IL3904118.0%
      Plainville, IL2854118.0%
      Columbus, IL804118.0%
      Clayton, IL5854118.0%
      Kinderhook, IL3074118.0%
      Liberty, IL3984118.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Young, AZ3986020.0%
      Lehigh, IA3983726.0%
      Emden, IL3984412.0%
      Saunemin, IL3980100.0%
      Clear Lake, IN3983922.0%
      Liberty, IL3984118.0%
      Source: The Liberty, 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.