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 onset of December introduces a moderate change in Virgil's weather, with average high-temperatures falling from November's frosty 44.4°F (6.9°C) to an icy 32.9°F (0.5°C). During December, Virgil consistently records a temperature low averaging a subzero cold 22.3°F (-5.4°C).Humidity
In Virgil, the average relative humidity in December is 83%.Rainfall
In Virgil, in December, it is raining for 4.5 days, with typically 0.43" (11mm) of accumulated precipitation. In Virgil, during the entire year, the rain falls for 103.9 days and collects up to 8.5" (216mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Virgil, Illinois. In December, it is snowing for 7.8 days. Throughout December, 0.39" (10mm) of snow is accumulated. Throughout the year, there are 32.9 snowfall days, and 3.98" (101mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:23 pm. On the last day of December, in Virgil, Illinois, sunrise is at 7:21 am and sunset at 4:33 pm CST.
Sunshine
The average sunshine in December is 3.8h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 1 in December transforms into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is December in Virgil?
What is the average humidity in December in Virgil?
How many days does it rain in December in Virgil?
How many days does it snow in December in Virgil?
What is the month with the shortest days in Virgil?
How many hours of daylight does Virgil have in December?
What time are sunrise and sunset in December in Virgil?
How long on average sun shines in December in Virgil?
What is the month with the lowest UV index in Virgil?
What is the UV index reading in December in Virgil?
Average temperature in December
Virgil, IL
- Average high temperature in December: 32.9°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in December: 22.3°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in December
Virgil, IL
- Average pressure in December: 30.09"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
Virgil, IL
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Virgil, IL
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall in December
Virgil, IL
- Average rainfall in December: 0.43"
The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is November (0.39").
Average rainfall days in December
Virgil, IL
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is January (3.3 days).
Average snowfall in December
Virgil, IL
- Average snowfall in December: 0.39"
The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Virgil, IL
- Average snowfall days in December: 7.8 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Virgil, 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 30min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Virgil, IL
- Average sunshine days in December: 22.3 days
The month with the most sunshine days is December (22.3 days).
The month with the least sunshine days is June (13.2 days).
Average UV index in December
Virgil, IL
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Virgil, IL
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in December
Virgil, IL
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).
Virgil, Illinois, USA
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