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 comes with a shift in the average high-temperature, falling from a cool 54.1°F (12.3°C) in November to a chilly 44.6°F (7°C). In Shawneetown, an average low-temperature of 32.9°F (0.5°C) is recorded during December nights.Humidity
In Shawneetown, the average relative humidity in December is 78%.Rainfall
In Shawneetown, in December, it is raining for 10.4 days, with typically 2.05" (52mm) of accumulated precipitation. In Shawneetown, during the entire year, the rain falls for 146.3 days and collects up to 24.96" (634mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Shawneetown, in December, snow falls for 3.5 days, with typically accumulated 0.63" (16mm) of snow. In Shawneetown, Illinois, during the entire year, snow falls for 15.9 days and aggregates up to 3.58" (91mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Shawneetown.On the first day of the month, sunrise is at 6:49 am and sunset at 4:34 pm. On the last day of December, in Shawneetown, sunrise is at 7:07 am and sunset at 4:44 pm CST.
Sunshine
In December, the average sunshine in Shawneetown is 4.7h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. To protect against the Sun's most potent rays, avoid direct exposure around midday. Enhance your sun protection with tightly woven, yet airy clothing. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
Is December cold in Shawneetown?
What is the average humidity in December in Shawneetown?
How much does it rain in Shawneetown in December?
How much does it snow in Shawneetown in December?
What is the month with the shortest days in Shawneetown?
How many hours of daylight does Shawneetown have in December?
When are sunrise and sunset in December in Shawneetown?
How long on average sun shines in December in Shawneetown?
What are the months with the lowest UV index in Shawneetown?
How high is the UV index in December in Shawneetown?
Average temperature in December
Shawneetown, IL
- Average high temperature in December: 44.6°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in December
Shawneetown, 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 (29.95"Hg).
Average wind speed in December
Shawneetown, IL
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Shawneetown, IL
- Average humidity in December: 78%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Shawneetown, IL
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in December
Shawneetown, IL
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (9 days).
Average snowfall in December
Shawneetown, IL
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Shawneetown, IL
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (4.8 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
Shawneetown, 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 July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in December
Shawneetown, IL
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in December
Shawneetown, 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
Shawneetown, IL
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in December
Shawneetown, 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).
Shawneetown, Illinois, USA
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