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 decrease of average high-temperatures is mild in December, with a decline from a frosty 44.6°F (7°C) in November to a cold 32.5°F (0.3°C). During the month of December, the temperature falls to an average of 22.5°F (-5.3°C).Humidity
In Monroe Center, the average relative humidity in December is 83%.Rainfall
November and December are months with the least rain when the rain falls for 3.9 days and typically aggregates up to 0.31" (8mm) of rain.Snowfall
Months with snowfall in Monroe Center are January through April, October through December. In Monroe Center, in December, snow falls for 6.3 days, with typically accumulated 0.28" (7mm) of snow. In Monroe Center, during the entire year, snow falls for 29.5 days and aggregates up to 2.8" (71mm) 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 7:05 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:34 pm CST.
Sunshine
In Monroe Center, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index in Monroe Center are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 1 during December translates into the following directions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
How cold is it in Monroe Center in December?
What is the average humidity in December in Monroe Center?
What is the driest month in Monroe Center?
How many days does it rain in December in Monroe Center?
How much does it snow in Monroe Center in December?
What is the month with the shortest days in Monroe Center?
What is the average length of the day in December in Monroe Center?
What time are sunrise and sunset in December in Monroe Center?
How long on average sun shines in December in Monroe Center?
What are the months with the lowest UV index in Monroe Center?
What is the UV index reading in December in Monroe Center?
Average temperature in December
Monroe Center, IL
- Average high temperature in December: 32.5°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in December: 22.5°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (14°F).
Average pressure in December
Monroe Center, IL
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Monroe Center, IL
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Monroe Center, IL
- Average humidity in December: 83%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Monroe Center, IL
- Average rainfall in December: 0.31"
The wettest month (with the highest rainfall) is May (0.91").
The driest months (with the least rainfall) are November and December (0.31").
Average rainfall days in December
Monroe Center, IL
- Average rainfall days in December: 3.9 days
The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is January (3 days).
Average snowfall in December
Monroe Center, IL
- Average snowfall in December: 0.28"
The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Monroe Center, IL
- Average snowfall days in December: 6.3 days
The month with the highest number of snowfall days is January (8.2 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
Monroe Center, IL
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Monroe Center, IL
- Average sunshine days in December: 22.9 days
The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is July (14.1 days).
Average UV index in December
Monroe Center, IL
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Monroe Center, IL
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in December
Monroe Center, 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).
Monroe Center, Illinois, USA
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