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 onset, the average high-temperature recedes from November's frosty 48°F (8.9°C) to a wintry 36.5°F (2.5°C). An average temperature of 25.7°F (-3.5°C) is recorded during the nights in December.Humidity
The average relative humidity in December is 80%.Rainfall
The months with the least rainfall are February and December Rain falls for 8 days and accumulates 1.42" (36mm) of rain.Snowfall
Months with snowfall are January through April, October through December. In Yates City, in December, snow falls for 6 days, with typically accumulated 1.61" (41mm) of snow. In Yates City, during the entire year, snow falls for 30.9 days and aggregates up to 11.3" (287mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December in Yates City, sunrise is at 7:05 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:42 pm CST.
Sunshine
In December, the average sunshine is 4.4h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. 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 in Yates City?
What is the driest month?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Yates City have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Yates City have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Yates City, IL
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in December: 25.7°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 (18.3°F).
Average pressure in December
Yates City, IL
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Yates City, IL
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in December
Yates City, IL
- Average humidity in December: 80%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Yates City, IL
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.42").
Average rainfall days in December
Yates City, IL
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Yates City, IL
- Average snowfall in December: 1.61"
The month with the highest snowfall is January (3.78").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Yates City, IL
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is January (10.6 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
Yates City, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Yates City, IL
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in December
Yates City, 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
Yates City, IL
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in December
Yates City, 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).
Yates City, Illinois, USA
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