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
With December's arrival, East Hazel Crest's weather changes as the average high-temperature falls from a chilly 46.9°F (8.3°C) in November to a wintry 35.6°F (2°C). In December, East Hazel Crest experiences a temperature dip to an average of 25.9°F (-3.4°C) at night.Humidity
In East Hazel Crest, Illinois, the average relative humidity in December is 81%.Rainfall
The month with the least rainfall in East Hazel Crest is December, when the rain falls for 7.9 days and typically collects 1.54" (39mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in East Hazel Crest. In East Hazel Crest, in December, snow falls for 9.1 days, with typically accumulated 2.76" (70mm) of snow. In East Hazel Crest, during the entire year, snow falls for 44.6 days and aggregates up to 16.46" (418mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 6:58 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:30 pm CST.
Sunshine
In December, the average sunshine in East Hazel Crest is 4h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in East Hazel Crest. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in East Hazel Crest?
What is the average humidity in December in East Hazel Crest?
What is the driest month in East Hazel Crest?
How much does it rain in East Hazel Crest in December?
How many days does it snow in December in East Hazel Crest?
What is the month with the shortest days in East Hazel Crest?
What is the average length of the day in December in East Hazel Crest?
When is the sunrise / sunset in December in East Hazel Crest?
How long on average sun shines in December in East Hazel Crest?
What is the month with the lowest UV index in East Hazel Crest?
What is the UV index intensity in December in East Hazel Crest?
Average temperature in December
East Hazel Crest, IL
- Average high temperature in December: 35.6°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
East Hazel Crest, IL
- Average pressure in December: 30.1"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
East Hazel Crest, IL
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
East Hazel Crest, IL
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
East Hazel Crest, IL
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is December (1.54").
Average rainfall days in December
East Hazel Crest, IL
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (6.1 days).
Average snowfall in December
East Hazel Crest, IL
- Average snowfall in December: 2.76"
The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
East Hazel Crest, IL
- Average snowfall days in December: 9.1 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
East Hazel Crest, IL
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
East Hazel Crest, IL
- Average sunshine days in December: 15 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.2 days).
Average UV index in December
East Hazel Crest, IL
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
East Hazel Crest, IL
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
East Hazel Crest, IL
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
East Hazel Crest, Illinois, USA
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