December weather forecast
Wayne City, IL

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Weather in December

The first month of the winter, December, is also a frosty month in Wayne City, Illinois, with an average temperature varying between 43.2°F (6.2°C) and 31.1°F (-0.5°C).

Temperature

Wayne City's weather in December involves a decrease in the average high-temperature, moving down from November's cool 52.9°F (11.6°C) to a chilly 43.2°F (6.2°C). Wayne City's average low-temperature in December is measured at a subzero cold 31.1°F (-0.5°C).

Humidity

The average relative humidity in December is 78%.

Rainfall

In December, the rain falls for 10.9 days. Throughout December, 2.68" (68mm) of precipitation is accumulated. In Wayne City, during the entire year, the rain falls for 166.4 days and collects up to 37.32" (948mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Wayne City, in December, during 4.1 snowfall days, 1.42" (36mm) of snow is typically accumulated. In Wayne City, Illinois, during the entire year, snow falls for 21.2 days and aggregates up to 6.97" (177mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 6:53 am and sunset at 4:34 pm. On the last day of December, in Wayne City, Illinois, sunrise is at 7:11 am and sunset at 4:44 pm CST.

Sunshine

In December, the average sunshine is 4.6h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Experience reduced UV exposure by about half when donning a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

Is December cold in Wayne City?

The average high-temperature and low-temperature during December are 43.2°F (6.2°C) and 31.1°F (-0.5°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 93.2°F (34°C).

What is the average humidity in December in Wayne City?

In Wayne City, the average relative humidity in December is 78%.

How much does it rain in Wayne City in December?

In Wayne City, in December, it is raining for 10.9 days, with typically 2.68" (68mm) of accumulated precipitation.

How much does it snow in Wayne City in December?

In Wayne City, Illinois, in December, snow falls for 4.1 days, with typically accumulated 1.42" (36mm) of snow.

What is the month with the shortest days in Wayne City?

December has the shortest days of the year in Wayne City, Illinois, with an average of 9h and 30min of daylight.

How many hours of daylight does Wayne City have in December?

In December, the average day length in Wayne City is 9h and 33min.

When is the sunrise / sunset in December in Wayne City?

In December, on the first day of the month, sunrise is at 6:53 am and sunset at 4:34 pm. On the last day of the month, in Wayne City, Illinois, sunrise is at 7:11 am and sunset at 4:44 pm CST.

How many hours of sunshine does Wayne City have in December?

In Wayne City, Illinois, the average sunshine duration in December is 4.6h.

What is the month with the lowest UV index in Wayne City?

The months with the lowest UV index in Wayne City are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in December in Wayne City?

In December, the average daily maximum UV index in Wayne City is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Wayne City, IL

Average temperature in December - Wayne City, IL
  • Average high temperature in December: 43.2°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in December
Wayne City, IL

Average pressure in December - Wayne City, IL
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Wayne City, IL

Average wind speed in December - Wayne City, IL
  • Average wind speed in December: 9.1mph

The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

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Average humidity in December
Wayne City, IL

Average humidity in December - Wayne City, IL
  • Average humidity in December: 78%

The months with the highest relative humidity are May and July (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in December
Wayne City, IL

Average rainfall in December - Wayne City, IL
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is April (4.96").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in December
Wayne City, IL

Average rainfall days in December - Wayne City, IL
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in December
Wayne City, IL

Average snowfall in December - Wayne City, IL
  • Average snowfall in December: 1.42"

The months with the highest snowfall are January and February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Wayne City, IL

Average snowfall days in December - Wayne City, IL
  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Wayne City, IL

Average daylight in December / Average sunshine in December - Wayne City, IL
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in December
Wayne City, IL

Average sunshine days in December - Wayne City, IL
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is May (9 days).

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Average UV index in December
Wayne City, IL

Average UV index in December - Wayne City, IL
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Wayne City, IL

Average cloud cover in December - Wayne City, IL
  • Average cloud cover in December: 50

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in December
Wayne City, IL

Average visibility in December - Wayne City, IL
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Wayne City, Illinois, USA

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