December weather forecast
Rosebud, IL

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Weather in December

December, the first month of the winter in Rosebud, is also a frosty month, with an average temperature ranging between min 33.3°F (0.7°C) and max 45.5°F (7.5°C).

Temperature

Rosebud's progression into December involves a drop in the average high-temperature, receding from a cool 54.9°F (12.7°C) in November to a frosty 45.5°F (7.5°C). December witnesses an average low-temperature hovering around a wintry 33.3°F (0.7°C).

Humidity

The average relative humidity in December is 78%.

Rainfall

In December, the rain falls for 11.5 days. Throughout December, 3.03" (77mm) of precipitation is accumulated. In Rosebud, during the entire year, the rain falls for 160.7 days and collects up to 36.73" (933mm) of precipitation.

Snowfall

Months with snowfall in Rosebud are January through April, November and December. In Rosebud, in December, snow falls for 2 days, with typically accumulated 0.47" (12mm) of snow. Throughout the year, there are 12.9 snowfall days, and 4.33" (110mm) of snow is accumulated.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:50 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:08 am and sunset at 4:47 pm CST.

Sunshine

In Rosebud, the average sunshine in December is 4.9h.

UV index

The months with the lowest UV index in Rosebud are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

The average high-temperature, in December, in Rosebud, is 45.5°F (7.5°C), while the average low-temperature is 33.3°F (0.7°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in December?

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

How much does it rain in December?

In December, in Rosebud, the rain falls for 11.5 days. Throughout December, 3.03" (77mm) of precipitation is accumulated.

How many days does it snow in December?

In Rosebud, in December, snow falls for 2 days, with typically accumulated 0.47" (12mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 39min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:50 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:47 pm CST.

How many hours of sunshine does Rosebud have in December?

In Rosebud, Illinois, the average sunshine duration in December is 4.9h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
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
Rosebud, IL

Average temperature in December - Rosebud, IL
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in December: 33.3°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure in December
Rosebud, IL

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Rosebud, IL

Average wind speed in December - Rosebud, IL
  • Average wind speed in December: 8.3mph

The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity in December
Rosebud, IL

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

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

Average rainfall in December
Rosebud, IL

Average rainfall in December - Rosebud, IL
  • Average rainfall in December: 3.03"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in December
Rosebud, IL

Average rainfall days in December - Rosebud, IL
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).

Average snowfall in December
Rosebud, IL

Average snowfall in December - Rosebud, IL
  • Average snowfall in December: 0.47"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Rosebud, IL

Average snowfall days in December - Rosebud, IL
  • Average snowfall days in December: 2 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Rosebud, IL
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 4h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in December
Rosebud, IL

Average sunshine days in December - Rosebud, IL
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).

Average UV index in December
Rosebud, IL

Average UV index in December - Rosebud, 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 and December (UV index 2).

Average cloud cover in December
Rosebud, IL

Average cloud cover in December - Rosebud, IL
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 26).

Average visibility in December
Rosebud, IL

Average visibility in December - Rosebud, 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).

Rosebud, Illinois, USA

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