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
As November transitions into December, Cape Girardeau sees a drop in the average high-temperature, transitioning from a fresh 54.7°F (12.6°C) to a chilly 45.5°F (7.5°C). The average low-temperature of 33.1°F (0.6°C) is witnessed in Cape Girardeau, Missouri, during December.Humidity
In Cape Girardeau, the average relative humidity in December is 77%.Rainfall
In December, in Cape Girardeau, the rain falls for 10.8 days. Throughout December, 2.44" (62mm) of precipitation is accumulated. In Cape Girardeau, during the entire year, the rain falls for 158.6 days and collects up to 35.59" (904mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Cape Girardeau, Missouri, in December, during 1.6 snowfall days, 0.67" (17mm) of snow is typically accumulated. Throughout the year, there are 11.2 snowfall days, and 4.92" (125mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Cape Girardeau.On the first day of the month, sunrise is at 6:54 am and sunset at 4:40 pm. On the last day of December, sunrise is at 7:12 am and sunset at 4:50 pm CST.
Sunshine
In December, the average sunshine in Cape Girardeau is 5h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Cape Girardeau. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Cape Girardeau in December?
What is the average humidity in December in Cape Girardeau?
How much does it rain in Cape Girardeau in December?
How much does it snow in Cape Girardeau in December?
What is the month with the shortest days in Cape Girardeau?
How many hours of daylight does Cape Girardeau have in December?
What time are sunrise and sunset in December in Cape Girardeau?
How long on average sun shines in December in Cape Girardeau?
What are the months with the lowest UV index in Cape Girardeau?
What is the UV index reading in December in Cape Girardeau?
Average temperature in December
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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
Cape Girardeau, MO
- 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).
Cape Girardeau, Missouri, USA
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