Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The onset of December comes with a shift in the average high-temperature, falling from a frosty 45.3°F (7.4°C) in November to a wintry 34°F (1.1°C). North Chicago records an average nighttime low of 24.3°F (-4.3°C) in December.Humidity
In December, the average relative humidity is 81%.Rainfall
The month with the least rainfall is December, when the rain falls for 7.1 days and typically collects 0.87" (22mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in North Chicago. In December, it is snowing for 9.6 days. Throughout December, 1.73" (44mm) of snow is accumulated. In North Chicago, during the entire year, snow falls for 46.3 days and aggregates up to 11.02" (280mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:01 am and sunset at 4:19 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:29 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 of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the UV index of 1 transforms into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in North Chicago?
What is the average humidity in December in North Chicago?
What is the driest month in North Chicago?
How many days does it rain in December in North Chicago?
How many days does it snow in December in North Chicago?
What is the month with the shortest days in North Chicago?
How many hours of daylight does North Chicago have in December?
When is the sunrise / sunset in December in North Chicago?
How long on average sun shines in December in North Chicago?
What are the months with the lowest UV index in North Chicago?
How high is the UV index in December in North Chicago?
Average temperature in December
North Chicago, IL
- Average high temperature in December: 34°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in December: 24.3°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).
Average pressure in December
North Chicago, IL
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
North Chicago, IL
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
North Chicago, IL
- Average humidity in December: 81%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
North Chicago, IL
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is June (2.56").
The driest month (with the least rainfall) is December (0.87").
Average rainfall days in December
North Chicago, IL
- Average rainfall days in December: 7.1 days
The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in December
North Chicago, IL
- Average snowfall in December: 1.73"
The month with the highest snowfall is January (3.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
North Chicago, IL
- Average snowfall days in December: 9.6 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
North Chicago, 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 6min).
- Average sunshine in December: 4h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 3h and 48min).
Average sunshine days in December
North Chicago, IL
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
North Chicago, 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
North Chicago, IL
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
North Chicago, 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).
North Chicago, Illinois, USA
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