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 shift from November to December involves a decrease in the average high-temperature, from a chilly 46.8°F (8.2°C) to a cold 34.9°F (1.6°C). December brings with it a nighttime average temperature of 24.6°F (-4.1°C).Humidity
The average relative humidity in December is 82%.Rainfall
In Cedar Point, during December, the rain falls for 7.8 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Cedar Point, during the entire year, the rain falls for 151.4 days and collects up to 30.67" (779mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Cedar Point, Illinois, in December, during 7.5 snowfall days, 2.2" (56mm) of snow is typically accumulated. In Cedar Point, Illinois, during the entire year, snow falls for 40.5 days and aggregates up to 15.16" (385mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:03 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:37 pm CST.
Sunshine
In December, the average sunshine in Cedar Point is 4.2h.UV index
January and December, with an average maximum UV index of 1, 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 ordinary individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
How cold is December in Cedar Point?
What is the average humidity in December in Cedar Point?
How many days does it rain in December in Cedar Point?
How many days does it snow in December in Cedar Point?
What is the month with the shortest days in Cedar Point?
What is the average length of the day in December in Cedar Point?
When is the sunrise / sunset in December in Cedar Point?
How many hours of sunshine does Cedar Point have in December?
When is the lowest UV index in Cedar Point?
What is the UV index reading in December in Cedar Point?
Average temperature in December
Cedar Point, IL
- Average high temperature in December: 34.9°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 (28.9°F).
- Average low temperature in December: 24.6°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in December
Cedar Point, IL
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Cedar Point, IL
- Average wind speed in December: 9.6mph
The windiest months (with the highest average wind speed) are January and April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Cedar Point, IL
- Average humidity in December: 82%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Cedar Point, IL
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is May (4.65").
The driest month (with the least rainfall) is February (1.57").
Average rainfall days in December
Cedar Point, IL
- Average rainfall days in December: 7.8 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in December
Cedar Point, IL
- Average snowfall in December: 2.2"
The month with the highest snowfall is January (4.37").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Cedar Point, IL
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (12.1 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
Cedar Point, IL
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
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 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Cedar Point, IL
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in December
Cedar Point, IL
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Cedar Point, IL
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in December
Cedar Point, IL
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Cedar Point, Illinois, USA
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