December weather forecast
Warrensburg, IL

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Weather in December

The first month of the winter, December, is also a wintry month in Warrensburg, Illinois, with an average temperature ranging between min 27.5°F (-2.5°C) and max 38.1°F (3.4°C).

Temperature

Warrensburg's transition into December involves a shift in temperature, receding from a chilly 49.3°F (9.6°C) in November to a wintry 38.1°F (3.4°C). December's average low-temperature reading in Warrensburg settles at a freezing cold 27.5°F (-2.5°C).

Humidity

The average relative humidity in December is 79%.

Rainfall

The month with the least rainfall is December, when the rain falls for 8.1 days and typically collects 1.06" (27mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Warrensburg, Illinois. In Warrensburg, in December, during 7.1 snowfall days, 1.14" (29mm) of snow is typically accumulated. In Warrensburg, during the entire year, snow falls for 30.3 days and aggregates up to 6.89" (175mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 6:59 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:41 pm CST.

Sunshine

In Warrensburg, the average sunshine in December is 4.4h.

UV index

The months with the lowest UV index in Warrensburg are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. 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 does it get in Warrensburg in December?

In December, the average high-temperature and low-temperature in Warrensburg, Illinois, are 38.1°F (3.4°C) and 27.5°F (-2.5°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in December in Warrensburg?

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

What is the driest month in Warrensburg?

December is the month with the least rainfall in Warrensburg, Illinois. Rain falls for 8.1 days and accumulates 1.06" (27mm) of precipitation.

How much does it rain in Warrensburg in December?

In Warrensburg, in December, it is raining for 8.1 days, with typically 1.06" (27mm) of accumulated precipitation.

How many days does it snow in December in Warrensburg?

In Warrensburg, Illinois, in December, during 7.1 snowfall days, 1.14" (29mm) of snow is typically accumulated.

What is the month with the shortest days in Warrensburg?

With an average of 9h and 24min of daylight, December has the shortest days of the year in Warrensburg, Illinois.

How many hours of daylight does Warrensburg have in December?

In Warrensburg, Illinois, the average day length in December is 9h and 23min.

What time are sunrise and sunset in December in Warrensburg?

On the first day of December, sunrise is at 6:59 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:41 pm CST.

How long on average sun shines in December in Warrensburg?

In Warrensburg, Illinois, the average sunshine duration in December is 4.4h.

When is the lowest UV index in Warrensburg?

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

What is the UV index reading in December in Warrensburg?

The average daily maximum UV index in December in Warrensburg, Illinois, is 2. A UV Index reading of 2, and below, represents a low health risk 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
Warrensburg, IL

Average temperature in December - Warrensburg, IL
  • Average high temperature in December: 38.1°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (32.4°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in December
Warrensburg, IL

Average pressure in December - Warrensburg, 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 (29.92"Hg).

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Average wind speed in December
Warrensburg, IL

Average wind speed in December - Warrensburg, IL
  • Average wind speed in December: 10.1mph

The windiest months (with the highest average wind speed) are January, February and April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in December
Warrensburg, IL

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

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in December
Warrensburg, IL

Average rainfall in December - Warrensburg, IL
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is December (1.06").

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Average rainfall days in December
Warrensburg, IL

Average rainfall days in December - Warrensburg, IL
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (6.2 days).

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Average snowfall in December
Warrensburg, IL

Average snowfall in December - Warrensburg, IL
  • Average snowfall in December: 1.14"

The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Warrensburg, IL

Average snowfall days in December - Warrensburg, IL
  • Average snowfall days in December: 7.1 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in December /
Average sunshine in December
Warrensburg, IL

Average daylight in December / Average sunshine in December - Warrensburg, 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 24min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Warrensburg, IL

Average sunshine days in December - Warrensburg, IL
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in December
Warrensburg, IL

Average UV index in December - Warrensburg, 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
Warrensburg, IL

Average cloud cover in December - Warrensburg, IL
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).

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Average visibility in December
Warrensburg, IL

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

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

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Warrensburg, Illinois, USA

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