December weather forecast
Shobonier, IL

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Weather in December

December, the first month of the winter in Shobonier, is also a wintry month, with an average temperature fluctuating between 41°F (5°C) and 29.5°F (-1.4°C).

Temperature

With the onset of December, Shobonier's average high-temperature adjusts, receding from November's fresh 51.8°F (11°C) to a wintry 41°F (5°C). Throughout December, an average low-temperature of 29.5°F (-1.4°C) is expected in Shobonier.

Humidity

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

Rainfall

In Shobonier, during December, the rain falls for 9.7 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 164.1 rainfall days, and 36.73" (933mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. The month with the most snowfall in Shobonier is December, when snow falls for 5.1 days and typically aggregates up to 2.4" (61mm) of snow.

Daylight

The month with the shortest days in Shobonier is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 6:56 am and sunset at 4:34 pm. On the last day of December, in Shobonier, Illinois, sunrise is at 7:14 am and sunset at 4:44 pm CST.

Sunshine

The average sunshine in December in Shobonier 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 Shobonier. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Avoiding the Sun during its peak radiation time around midday is a healthy practice. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

Is December cold in Shobonier?

The high-temperature in Shobonier, Illinois, during December is 41°F (5°C) and the low-temperature is 29.5°F (-1.4°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in August is evaluated at 89.6°F (32°C).

What is the average humidity in December in Shobonier?

In Shobonier, Illinois, the average relative humidity in December is 78%.

How many days does it rain in December in Shobonier?

In Shobonier, Illinois, during December, the rain falls for 9.7 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When does it snow the most in Shobonier?

December is the month with the most snowfall in Shobonier. Snow falls for 5.1 days and accumulates 2.4" (61mm) of snow.

How much does it snow in Shobonier in December?

In Shobonier, during December, snow falls for 5.1 days and regularly aggregates up to 2.4" (61mm) of snow.

What is the month with the shortest days in Shobonier?

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

What is the average length of the day in December in Shobonier?

The average day length in December in Shobonier, Illinois, is 9h and 30min.

What time are sunrise and sunset in December in Shobonier?

In December, on the first day of the month, sunrise is at 6:56 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:44 pm CST.

How long on average sun shines in December in Shobonier?

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

When is the lowest UV index in Shobonier?

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

What is the UV index intensity in December in Shobonier?

In Shobonier, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
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
Shobonier, IL

Average temperature in December - Shobonier, IL
  • Average high temperature in December: 41°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in December: 29.5°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in December
Shobonier, IL

Average pressure in December - Shobonier, IL
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Shobonier, IL

Average wind speed in December - Shobonier, IL
  • Average wind speed in December: 9.3mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in December
Shobonier, IL

Average humidity in December - Shobonier, IL
  • Average humidity in December: 78%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Shobonier, IL

Average rainfall in December - Shobonier, IL
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is June (4.57").
The driest month (with the least rainfall) is February (2.01").

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Average rainfall days in December
Shobonier, IL

Average rainfall days in December - Shobonier, IL
  • Average rainfall days in December: 9.7 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.2 days).

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Average snowfall in December
Shobonier, IL

Average snowfall in December - Shobonier, IL
  • Average snowfall in December: 2.4"

The month with the highest snowfall is December (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Shobonier, IL

Average snowfall days in December - Shobonier, IL
  • Average snowfall days in December: 5.1 days

The month with the highest number of snowfall days is January (8.3 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
Shobonier, IL

Average daylight in December / Average sunshine in December - Shobonier, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in December
Shobonier, IL

Average sunshine days in December - Shobonier, IL
  • Average sunshine days in December: 16.6 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (8.6 days).

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Average UV index in December
Shobonier, IL

Average UV index in December - Shobonier, 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
Shobonier, IL

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

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July and September (Cloud cover 30).

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Average visibility in December
Shobonier, IL

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

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