December weather forecast
Hudson, IL

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Weather in December

The first month of the winter, December, is still a cold month in Hudson, Illinois, with an average temperature varying between 36.5°F (2.5°C) and 26.2°F (-3.2°C).

Temperature

December's onset brings a slight change in high-temperatures, falling from a chilly 47.7°F (8.7°C) in November to a wintry 36.5°F (2.5°C). During December, the average low-temperature is recorded at a freezing cold 26.2°F (-3.2°C).

Humidity

The average relative humidity in December is 80%.

Rainfall

In Hudson, during December, the rain falls for 7.1 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, there are 140.6 rainfall days, and 22.44" (570mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Hudson, during December, snow falls for 8 days and regularly aggregates up to 1.65" (42mm) of snow. In Hudson, during the entire year, snow falls for 35.4 days and aggregates up to 9.45" (240mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:00 am and sunset at 4:29 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:39 pm CST.

Sunshine

The average sunshine in December is 4.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In Hudson, in December, the average high-temperature is 36.5°F (2.5°C), and the average low-temperature is 26.2°F (-3.2°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in July is computed to be 86°F (30°C).

What is the average humidity in December?

The average relative humidity in December is 80%.

How many days does it rain in December?

In Hudson, during December, the rain falls for 7.1 days and regularly aggregates up to 1.22" (31mm) of precipitation.

How much does it snow in December?

In Hudson, during December, snow falls for 8 days and regularly aggregates up to 1.65" (42mm) of snow.

What is the month with the shortest days in Hudson?

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

How many hours of daylight does Hudson have in December?

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

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:39 pm CST.

How many hours of sunshine does Hudson have in December?

In December, the average sunshine duration is 4.1h.

What are the months with the lowest UV index?

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

How high is the UV index 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 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
Hudson, IL

Average temperature in December - Hudson, 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 (30.7°F).

  • Average low temperature in December: 26.2°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 (18.9°F).

Average pressure in December
Hudson, IL

Average pressure in December - Hudson, 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).

Average wind speed in December
Hudson, IL

Average wind speed in December - Hudson, IL
  • Average wind speed in December: 10.5mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in December
Hudson, IL

Average humidity in December - Hudson, 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%).

Average rainfall in December
Hudson, IL

Average rainfall in December - Hudson, IL
  • Average rainfall in December: 1.22"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in December
Hudson, IL

Average rainfall days in December - Hudson, IL
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in December
Hudson, IL

Average snowfall in December - Hudson, IL
  • Average snowfall in December: 1.65"

The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Hudson, IL

Average snowfall days in December - Hudson, IL
  • Average snowfall days in December: 8 days

The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Hudson, 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 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in December
Hudson, IL

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

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.7 days).

Average UV index in December
Hudson, IL

Average UV index in December - Hudson, 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).

Average cloud cover in December
Hudson, IL

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

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 33).

Average visibility in December
Hudson, IL

Average visibility in December - Hudson, 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).

Hudson, Illinois, USA

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