December weather forecast
Elliott, IL

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Weather in December

The first month of the winter, December, is also an icy month in Elliott, Illinois, with an average temperature ranging between min 27°F (-2.8°C) and max 36.5°F (2.5°C).

Temperature

Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from a chilly 47.8°F (8.8°C) to a wintry 36.5°F (2.5°C). Elliott experiences an average temperature drop to a subzero cold 27°F (-2.8°C) during December nights.

Humidity

The average relative humidity in December is 80%.

Rainfall

February and December are months with the least rain in Elliott when the rain falls for 6.1 days and typically aggregates up to 0.75" (19mm) of rain.

Snowfall

January through April, October through December are months with snowfall in Elliott. In Elliott, Illinois, in December, snow falls for 6.5 days, with typically accumulated 0.83" (21mm) of snow. In Elliott, during the entire year, snow falls for 29.4 days and aggregates up to 4.69" (119mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 6:57 am and sunset at 4:27 pm. On the last day of December, in Elliott, sunrise is at 7:16 am and sunset at 4:36 pm CST.

Sunshine

In Elliott, the average sunshine in December is 4.2h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: During December, 1 as the daily maximum UV index converts into the following advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

How cold is it in Elliott in December?

In December, the average high-temperature and low-temperature are 36.5°F (2.5°C) and 27°F (-2.8°C) respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in July is evaluated at 86°F (30°C).

What is the average humidity in December in Elliott?

The average relative humidity in December is 80%.

What is the driest month in Elliott?

February and December are months with the least rain when the rain falls for 6.1 days and typically aggregates up to 0.75" (19mm) of rain.

How much does it rain in Elliott in December?

In Elliott, Illinois, in December, during 6.1 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

How many days does it snow in December in Elliott?

In Elliott, in December, during 6.5 snowfall days, 0.83" (21mm) of snow is typically accumulated.

What is the month with the shortest days in Elliott?

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

How many hours of daylight does Elliott have in December?

In Elliott, the average day length in December is 9h and 20min.

What time are sunrise and sunset in December in Elliott?

On the first day of December in Elliott, Illinois, sunrise is at 6:57 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:36 pm CST.

How long on average sun shines in December in Elliott?

The average sunshine duration in December is 4.2h.

What is the month with the lowest UV index in Elliott?

With an average maximum UV index of 1, December is the month with the lowest UV index in Elliott.

What is the UV index reading in December in Elliott?

In December, the average daily maximum UV index is 1. A UV Index 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
Elliott, IL

Average temperature in December - Elliott, IL
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in December
Elliott, IL

Average pressure in December - Elliott, IL
  • Average pressure in December: 30.11"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
Elliott, IL

Average wind speed in December - Elliott, IL
  • Average wind speed in December: 10.4mph

The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in December
Elliott, IL

Average humidity in December - Elliott, IL
  • Average humidity in December: 80%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Elliott, IL

Average rainfall in December - Elliott, IL
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is May (1.93").
The driest months (with the least rainfall) are February and December (0.75").

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Average rainfall days in December
Elliott, IL

Average rainfall days in December - Elliott, IL
  • Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (4.8 days).

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Average snowfall in December
Elliott, IL

Average snowfall in December - Elliott, IL
  • Average snowfall in December: 0.83"

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Elliott, IL

Average snowfall days in December - Elliott, IL
  • Average snowfall days in December: 6.5 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, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Elliott, 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 1min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in December
Elliott, IL

Average sunshine days in December - Elliott, IL
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in December
Elliott, IL

Average UV index in December - Elliott, IL
  • Average UV index in December: 1

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Elliott, IL

Average cloud cover in December - Elliott, IL
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).

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Average visibility in December
Elliott, IL

Average visibility in December - Elliott, 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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Elliott, Illinois, USA

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