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Illinois United States of America
Precipitation in December
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December Rainfall Precipitation in Illinois

Illinois is a region in the United States of America. In December precipitation ranges from moderate in Quincy with 59 mm of snow/rainfall to high in Metropolis with 143 mm of snow/rainfall. December is a winter month in Illinois.

Where and how much does it snow/rain in Illinois in December?

Find the average total precipitation in December for the most popular destinations in Illinois on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
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Legend heavy rainfall high moderate low almost none
Heavy rainfall has been defined as more than 160 mm precipitation. High: 90 mm to 160 mm. Moderate: 30 mm to 90 mm. Low: 5 mm to 30 mm.

  • How much snow/rainfall does Illinois receive in December?
    • With an average of 81 mm of snow/rain, Chicago in December often alternates between wet and dry periods.

  • What is the wettest city in December in Illinois?
    • In our records, Metropolis stands out as having an average precipitation level of 143 mm, making it the wettest location.

  • What is the driest city in December in Illinois?
    • Our figures indicate that Quincy receives the least snow/rainfall, averaging just 59 mm.

    Interested in more climate information?

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