December weather forecast
Wauconda, IL

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Weather in December

December, the first month of the winter in Wauconda, is also a wintry month, with an average temperature ranging between max 33.4°F (0.8°C) and min 23.9°F (-4.5°C).

Temperature

In Wauconda, the beginning of December is marked by a lowered average high-temperature, shifting from November's chilly 45.1°F (7.3°C) to an icy 33.4°F (0.8°C). Wauconda's average low-temperature during December nights is observed to be a freezing cold 23.9°F (-4.5°C).

Humidity

In Wauconda, Illinois, the average relative humidity in December is 81%.

Rainfall

In December, the rain falls for 8.8 days. Throughout December, 1.65" (42mm) of precipitation is accumulated. Throughout the year, there are 163.1 rainfall days, and 32.24" (819mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In December, in Wauconda, it is snowing for 11.7 days. Throughout December, 3.46" (88mm) of snow is accumulated. In Wauconda, Illinois, during the entire year, snow falls for 55.5 days and aggregates up to 22.95" (583mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:02 am and sunset at 4:21 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:30 pm CST.

Sunshine

The average sunshine in December is 4h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by 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?

The high-temperature, in December, in Wauconda, is 33.4°F (0.8°C), while the low-temperature averages to 23.9°F (-4.5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in July is evaluated at 86°F (30°C).

What is the average humidity in December?

In December, the average relative humidity is 81%.

How many days does it rain in December?

In Wauconda, during December, the rain falls for 8.8 days and regularly aggregates up to 1.65" (42mm) of precipitation.

How many days does it snow in December?

In Wauconda, in December, during 11.7 snowfall days, 3.46" (88mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

How many hours of daylight does Wauconda have in December?

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

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:02 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:30 pm CST.

How many hours of sunshine does Wauconda have in December?

The average sunshine duration in December is 4h.

What is the month with the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

How high is the UV index in December?

The average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health threat 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
Wauconda, IL

Average temperature in December - Wauconda, IL
  • Average high temperature in December: 33.4°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).

Average pressure in December
Wauconda, IL

Average pressure in December - Wauconda, IL
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in December
Wauconda, IL

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

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in December
Wauconda, IL

Average humidity in December - Wauconda, IL
  • Average humidity in December: 81%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Wauconda, IL

Average rainfall in December - Wauconda, IL
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is June (4.13").
The driest month (with the least rainfall) is November (1.61").

Average rainfall days in December
Wauconda, IL

Average rainfall days in December - Wauconda, IL
  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (5.7 days).

Average snowfall in December
Wauconda, IL

Average snowfall in December - Wauconda, IL
  • Average snowfall in December: 3.46"

The month with the highest snowfall is February (6.22").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Wauconda, IL

Average snowfall days in December - Wauconda, IL
  • Average snowfall days in December: 11.7 days

The month with the highest number of snowfall days is January (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Wauconda, IL
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 4h and 0min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December
Wauconda, IL

Average sunshine days in December - Wauconda, IL
  • Average sunshine days in December: 13.9 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is June (8.4 days).

Average UV index in December
Wauconda, IL

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

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in December
Wauconda, IL

Average cloud cover in December - Wauconda, IL
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 31).

Average visibility in December
Wauconda, IL

Average visibility in December - Wauconda, IL
  • Average visibility in December: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

Wauconda, Illinois, USA

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