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Greenville weather in December (Illinois, United States of America)

Will it be rainy or sunny in Greenville this December? Here's what you need to know about the weather for the month.

Temperatures

During December, Greenville usually has low temperatures and high snow/rainfall. December ushers in the winter season. During the day, temperatures usually reach up to 6°C. At night, they tend to fall to approximately -3°C.

Precipitation

Greenville in December usually receives high snow/rainfall, averaging around 104 mm for the month. Climate data suggests that about 11 days will experience snow/rainfall.

Average sunshine

The month brings about 128 hours of sunlight, offering a comfortable mix of sun and shade.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Greenville. October generally stands out with the best circumstances. While January, February and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Greenville climate page with graphs.

 

Greenville, monthly averages in December

Min TemperatureMin Temperature -3°C  
Max TemperatureMax Temperature 6°C  
Chance of RainChance of Rain 37%  
PrecipitationPrecipitation 104 mm  
Rainy daysRainy days 11 days  
HumidityHumidity 74% *  
SunshineSunshine 128 hours *  
Percentage SunshinePercentage Sunshine 44% *  
Data from: St. Louis, the United States of America (74 KM, 46 Miles).

Where to go in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
4/10
Walking
4/10
Camping
1/10
Outdoor sports
4/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Greenville.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.