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 arrival, Camp Grove, Illinois, sees a decrease in average high-temperatures, moving from a frosty 47.5°F (8.6°C) in November to a wintry 35.8°F (2.1°C). During December, the average low-temperature is a subzero cold 25°F (-3.9°C).Humidity
In December, the average relative humidity in Camp Grove is 81%.Rainfall
In Camp Grove, in December, during 5.4 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, in Camp Grove, there are 116.8 rainfall days, and 13.98" (355mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Camp Grove, during December, snow falls for 5.8 days and regularly aggregates up to 0.83" (21mm) of snow. Throughout the year, there are 26.8 snowfall days, and 6.26" (159mm) of snow is accumulated.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 Camp Grove, sunrise is at 7:04 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:40 pm CST.
Sunshine
In Camp Grove, the average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Camp Grove 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 ordinary individuals.Note: The average daily UV index of 1 in December transforms into the following instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To guard against the harmful effects of the Sun, minimize exposure during midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
How cold is December in Camp Grove?
What is the average humidity in December in Camp Grove?
How much does it rain in Camp Grove in December?
How many days does it snow in December in Camp Grove?
What is the month with the shortest days in Camp Grove?
What is the average length of the day in December in Camp Grove?
When are sunrise and sunset in December in Camp Grove?
How many hours of sunshine does Camp Grove have in December?
What is the month with the lowest UV index in Camp Grove?
How high is the UV index in December in Camp Grove?
Average temperature in December
Camp Grove, IL
- Average high temperature in December: 35.8°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 25°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in December
Camp Grove, 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
Camp Grove, IL
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
Camp Grove, IL
- Average humidity in December: 81%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Camp Grove, IL
- Average rainfall in December: 0.63"
The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Camp Grove, IL
- Average rainfall days in December: 5.4 days
The month with the highest number of rainy days is May (15.2 days).
The months with the least rainy days are January and February (4.2 days).
Average snowfall in December
Camp Grove, IL
- Average snowfall in December: 0.83"
The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Camp Grove, IL
- Average snowfall days in December: 5.8 days
The month with the highest number of snowfall days is January (8.6 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
Camp Grove, 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 months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Camp Grove, IL
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in December
Camp Grove, 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
Camp Grove, IL
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in December
Camp Grove, 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).
Camp Grove, Illinois, USA
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