December weather forecast
Homberg, IL

Share

Weather in December

The first month of the winter, December, is also a frosty month in Homberg, Illinois, with temperature in the range of an average low of 33.3°F (0.7°C) and an average high of 45.5°F (7.5°C).

Temperature

Arrival of December comes with a reduction in the average high-temperature, falling from a cool 54.9°F (12.7°C) in November to a chilly 45.5°F (7.5°C). The month of December records an average low-temperature of 33.3°F (0.7°C).

Humidity

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

Rainfall

In Homberg, in December, it is raining for 11.5 days, with typically 3.03" (77mm) of accumulated precipitation. In Homberg, during the entire year, the rain falls for 160.7 days and collects up to 36.73" (933mm) of precipitation.

Snowfall

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

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 6:50 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:08 am and sunset at 4:46 pm CST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

What is the usual temperature for Homberg in December?

The high-temperature, in December, in Homberg, is 45.5°F (7.5°C), while the low-temperature averages to 33.3°F (0.7°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 September is estimated at 86°F (30°C).

What is the average humidity in December?

In December, the average relative humidity is 78%.

How much does it rain in December?

In Homberg, in December, during 11.5 rainfall days, 3.03" (77mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 2 days. Throughout December, 0.47" (12mm) of snow is accumulated.

What is the month with the shortest days?

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

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

The average day length in December is 9h and 38min.

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 4:36 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:46 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration 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 reading in December?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Homberg, IL

Average temperature in December - Homberg, 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
Homberg, IL

Average pressure in December - Homberg, 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
Homberg, IL

Average wind speed in December - Homberg, 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
Homberg, IL

Average humidity in December - Homberg, 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
Homberg, IL

Average rainfall in December - Homberg, 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
Homberg, IL

Average rainfall days in December - Homberg, 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
Homberg, IL

Average snowfall in December - Homberg, 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
Homberg, IL

Average snowfall days in December - Homberg, 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
Homberg, IL

Average daylight in December / Average sunshine in December - Homberg, 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
Homberg, IL

Average sunshine days in December - Homberg, 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
Homberg, IL

Average UV index in December - Homberg, 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
Homberg, IL

Average cloud cover in December - Homberg, 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
Homberg, IL

Average visibility in December - Homberg, 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).

Homberg, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location