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 Horseshoe's weather, with average high-temperatures falling from November's fresh 53.8°F (12.1°C) to a frosty 44.1°F (6.7°C). Horseshoe's average low-temperature for the month of December records at a cold 32.4°F (0.2°C).Humidity
In Horseshoe, the average relative humidity in December is 78%.Rainfall
In December, in Horseshoe, the rain falls for 10.3 days. Throughout December, 2.8" (71mm) of precipitation is accumulated. In Horseshoe, during the entire year, the rain falls for 158.6 days and collects up to 36.02" (915mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Horseshoe, Illinois, in December, during 3.6 snowfall days, 1.18" (30mm) of snow is typically accumulated. In Horseshoe, during the entire year, snow falls for 17.7 days and aggregates up to 6.57" (167mm) of snow.Daylight
The month with the shortest days in Horseshoe is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 6:50 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:08 am and sunset at 4:45 pm CST.
Sunshine
In Horseshoe, Illinois, the average sunshine in December is 4.7h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 2 during December leads to these advisories:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
How cold is December in Horseshoe?
What is the average humidity in December in Horseshoe?
How much does it rain in Horseshoe in December?
How many days does it snow in December in Horseshoe?
What is the month with the shortest days in Horseshoe?
How many hours of daylight does Horseshoe have in December?
When is the sunrise / sunset in December in Horseshoe?
How many hours of sunshine does Horseshoe have in December?
What is the month with the lowest UV index in Horseshoe?
What is the UV index reading in December in Horseshoe?
Average temperature in December
Horseshoe, IL
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in December
Horseshoe, IL
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Horseshoe, IL
- Average wind speed in December: 8.8mph
The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Horseshoe, IL
- Average humidity in December: 78%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Horseshoe, IL
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in December
Horseshoe, IL
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in December
Horseshoe, IL
- Average snowfall in December: 1.18"
The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Horseshoe, IL
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is January (5.3 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
Horseshoe, IL
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in December
Horseshoe, IL
- Average sunshine days in December: 16.9 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in December
Horseshoe, IL
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Horseshoe, IL
- Average cloud cover in December: 50
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).
Average visibility in December
Horseshoe, 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).
Horseshoe, Illinois, USA
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