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 shift to December brings a decrease in the average high-temperature, falling from a cool 54.7°F (12.6°C) in November to a frosty 45.5°F (7.5°C). East Cape Girardeau experiences an average temperature drop to a wintry 33.1°F (0.6°C) during December nights.Humidity
In East Cape Girardeau, the average relative humidity in December is 77%.Rainfall
In East Cape Girardeau, during December, the rain falls for 10.8 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, in East Cape Girardeau, Illinois, there are 158.6 rainfall days, and 35.59" (904mm) of precipitation is accumulated.Snowfall
Months with snowfall in East Cape Girardeau are January through April, October through December. In East Cape Girardeau, in December, snow falls for 1.6 days, with typically accumulated 0.67" (17mm) of snow. In East Cape Girardeau, during the entire year, snow falls for 11.2 days and aggregates up to 4.92" (125mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in East Cape Girardeau.On the first day of December, sunrise is at 6:53 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 4:50 pm CST.
Sunshine
In December, the average sunshine in East Cape Girardeau, Illinois, is 5h.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 low health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 2 in December translates into this advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average December temperature in East Cape Girardeau?
What is the average humidity in December in East Cape Girardeau?
How many days does it rain in December in East Cape Girardeau?
How much does it snow in East Cape Girardeau in December?
What is the month with the shortest days in East Cape Girardeau?
How many hours of daylight does East Cape Girardeau have in December?
When is the sunrise / sunset in December in East Cape Girardeau?
How long on average sun shines in December in East Cape Girardeau?
What is the month with the lowest UV index in East Cape Girardeau?
What is the UV index reading in December in East Cape Girardeau?
Average temperature in December
East Cape Girardeau, IL
- Average high temperature in December: 45.5°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in December: 33.1°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in December
East Cape Girardeau, 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
East Cape Girardeau, IL
- Average wind speed in December: 8.6mph
The windiest months (with the highest average wind speed) are January and February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
East Cape Girardeau, IL
- Average humidity in December: 77%
The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
East Cape Girardeau, IL
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is April (4.33").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
East Cape Girardeau, IL
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in December
East Cape Girardeau, IL
- Average snowfall in December: 0.67"
The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
East Cape Girardeau, IL
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is January (3.7 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
East Cape Girardeau, 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: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
East Cape Girardeau, IL
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in December
East Cape Girardeau, 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
East Cape Girardeau, IL
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June, August and September (Cloud cover 27).
Average visibility in December
East Cape Girardeau, 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).
East Cape Girardeau, Illinois, USA
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