December weather forecast
Liverpool, IL

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Weather in December

The first month of the winter, December, is also an icy month in Liverpool, Illinois, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 26.4°F (-3.1°C).

Temperature

With December's arrival, Liverpool's weather changes as the average high-temperature falls from a chilly 49.5°F (9.7°C) in November to a wintry 37.9°F (3.3°C). During December, the average low-temperature is recorded at a freezing cold 26.4°F (-3.1°C).

Humidity

In Liverpool, the average relative humidity in December is 79%.

Rainfall

The month with the least rainfall is December, when the rain falls for 7.5 days and typically collects 1.38" (35mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Liverpool, in December, snow falls for 5.4 days, with typically accumulated 1.42" (36mm) of snow. Throughout the year, there are 28.4 snowfall days, and 10.31" (262mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:04 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:43 pm CST.

Sunshine

In December, the average sunshine in Liverpool is 4.6h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Liverpool. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is it in Liverpool in December?

In December, in Liverpool, the average high-temperature is 37.9°F (3.3°C), and the average low-temperature is 26.4°F (-3.1°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 89.6°F (32°C).

What is the average humidity in December in Liverpool?

In Liverpool, the average relative humidity in December is 79%.

What is the driest month in Liverpool?

December is the month with the least rainfall. Rain falls for 7.5 days and accumulates 1.38" (35mm) of precipitation.

How many days does it rain in December in Liverpool?

In Liverpool, Illinois, during December, the rain falls for 7.5 days and regularly aggregates up to 1.38" (35mm) of precipitation.

How much does it snow in Liverpool in December?

In Liverpool, in December, during 5.4 snowfall days, 1.42" (36mm) of snow is typically accumulated.

What is the month with the shortest days in Liverpool?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

How many hours of daylight does Liverpool have in December?

The average day length in December in Liverpool, Illinois, is 9h and 21min.

When are sunrise and sunset in December in Liverpool?

On the first day of December, sunrise is at 7:04 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:43 pm CST.

How long on average sun shines in December in Liverpool?

The average sunshine duration in December in Liverpool, Illinois, is 4.6h.

When is the lowest UV index in Liverpool?

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

What is the UV index reading in December in Liverpool?

The average daily maximum UV index in December in Liverpool, Illinois, is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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
Liverpool, IL

Average temperature in December - Liverpool, IL
  • Average high temperature in December: 37.9°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in December: 26.4°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in December
Liverpool, IL

Average pressure in December - Liverpool, IL
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Liverpool, IL

Average wind speed in December - Liverpool, IL
  • Average wind speed in December: 9.6mph

The windiest months (with the highest average wind speed) are January, February and April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in December
Liverpool, IL

Average humidity in December - Liverpool, IL
  • Average humidity in December: 79%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Liverpool, IL

Average rainfall in December - Liverpool, IL
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is May (3.86").
The driest month (with the least rainfall) is December (1.38").

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Average rainfall days in December
Liverpool, IL

Average rainfall days in December - Liverpool, IL
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.8 days).

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Average snowfall in December
Liverpool, IL

Average snowfall in December - Liverpool, IL
  • Average snowfall in December: 1.42"

The month with the highest snowfall is January (3.5").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Liverpool, IL

Average snowfall days in December - Liverpool, IL
  • Average snowfall days in December: 5.4 days

The month with the highest number of snowfall days is January (9.2 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
Liverpool, IL

Average daylight in December / Average sunshine in December - Liverpool, IL
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Liverpool, IL

Average sunshine days in December - Liverpool, IL
  • Average sunshine days in December: 19.3 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (11.1 days).

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Average UV index in December
Liverpool, IL

Average UV index in December - Liverpool, IL
  • Average UV index in December: 2

The months with the highest UV index are 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
Liverpool, IL

Average cloud cover in December - Liverpool, IL
  • Average cloud cover in December: 51

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July, August and September (Cloud cover 29).

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Average visibility in December
Liverpool, IL

Average visibility in December - Liverpool, IL
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

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Liverpool, Illinois, USA

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