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 arrival of December corresponds with a shift in temperature, down from a fresh 51.6°F (10.9°C) in November to an icy 40.5°F (4.7°C). Throughout the month of December, the nighttime temperature in Wrights, Illinois, dips to an average of 28.6°F (-1.9°C).Humidity
The average relative humidity in December in Wrights is 77%.Rainfall
In Wrights, during December, the rain falls for 6.4 days and regularly aggregates up to 0.75" (19mm) of precipitation. Throughout the year, in Wrights, Illinois, there are 120.6 rainfall days, and 14.17" (360mm) of precipitation is accumulated.Snowfall
Months with snowfall in Wrights are January through March, November and December. In Wrights, during December, snow falls for 3.7 days and regularly aggregates up to 0.83" (21mm) of snow. Throughout the year, there are 19.1 snowfall days, and 3.82" (97mm) of snow is accumulated.Daylight
December has the shortest days of the year in Wrights, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:38 pm. On the last day of December, in Wrights, Illinois, sunrise is at 7:21 am and sunset at 4:48 pm CST.
Sunshine
In December, the average sunshine in Wrights is 4.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 2 during December leads to these advisories:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Wrights?
What is the average humidity in December in Wrights?
How many days does it rain in December in Wrights?
How much does it snow in Wrights in December?
What is the month with the shortest days in Wrights?
What is the average length of the day in December in Wrights?
When is the sunrise / sunset in December in Wrights?
How many hours of sunshine does Wrights have in December?
What are the months with the lowest UV index in Wrights?
What is the UV index intensity in December in Wrights?
Average temperature in December
Wrights, IL
- Average high temperature in December: 40.5°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in December
Wrights, IL
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Wrights, IL
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in December
Wrights, IL
- Average humidity in December: 77%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Wrights, IL
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is June (1.93").
The driest month (with the least rainfall) is November (0.67").
Average rainfall days in December
Wrights, IL
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in December
Wrights, IL
- Average snowfall in December: 0.83"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Wrights, IL
- Average snowfall days in December: 3.7 days
The month with the highest number of snowfall days is January (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
Wrights, IL
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in December
Wrights, IL
- Average sunshine days in December: 21.7 days
The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in December
Wrights, IL
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Wrights, IL
- Average cloud cover in December: 48
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 28).
Average visibility in December
Wrights, 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).
Wrights, Illinois, USA
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