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
During Emington's transition into December, the average high-temperature lessens, moving from a chilly 47.3°F (8.5°C) in November to a cold 36°F (2.2°C). An average nighttime temperature of 25.9°F (-3.4°C) is witnessed throughout December.Humidity
The average relative humidity in December is 81%.Rainfall
In December, the rain falls for 6 days. Throughout December, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 117.5 rainfall days, and 13.74" (349mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In December, it is snowing for 6.1 days. Throughout December, 0.71" (18mm) of snow is accumulated. Throughout the year, there are 31.9 snowfall days, and 5.2" (132mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Emington.On the first day of December, sunrise is at 6:59 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:35 pm CST.
Sunshine
In December, the average sunshine 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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: An average UV index of 1 in December transforms into this advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December in Emington?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Emington, IL
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 25.9°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 (18.3°F).
Average pressure in December
Emington, IL
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Emington, IL
- Average wind speed in December: 9.8mph
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
Emington, IL
- Average humidity in December: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Emington, IL
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is May (2.09").
The driest months (with the least rainfall) are February and November (0.63").
Average rainfall days in December
Emington, IL
- Average rainfall days in December: 6 days
The months with the highest number of rainy days are May and July (14.8 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in December
Emington, IL
- Average snowfall in December: 0.71"
The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Emington, IL
- Average snowfall days in December: 6.1 days
The month with the highest number of snowfall days is January (9.9 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
Emington, 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 August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Emington, IL
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in December
Emington, IL
- Average UV index in December: 1
The months with the highest UV index are June, 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
Emington, IL
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in December
Emington, 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).
Emington, Illinois, USA
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