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
December witnesses a gentle descent in average high-temperature, descending from November's fresh 54.5°F (12.5°C) to a frosty 46.6°F (8.1°C). During the month of December, Greensboro's nighttime temperature lowers to an average of 35.2°F (1.8°C).Humidity
In Greensboro, the average relative humidity in December is 76%.Rainfall
In Greensboro, during December, the rain falls for 10.8 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, there are 156.8 rainfall days, and 31.97" (812mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Greensboro, Maryland, during December, snow falls for 2.4 days and regularly aggregates up to 0.83" (21mm) of snow. Throughout the year, there are 12.3 snowfall days, and 6.18" (157mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:03 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:51 pm EST.
Sunshine
In December, the average sunshine is 5.1h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Greensboro. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December in Greensboro?
What is the month with the shortest days?
How many hours of daylight does Greensboro have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Greensboro have in December?
When is the lowest UV index in Greensboro?
How high is the UV index in December in Greensboro?
Average temperature in December
Greensboro, MD
- Average high temperature in December: 46.6°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in December
Greensboro, MD
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Greensboro, MD
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Greensboro, MD
- Average humidity in December: 76%
The months with the highest relative humidity are May and August (79%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in December
Greensboro, MD
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in December
Greensboro, MD
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
Greensboro, MD
- Average snowfall in December: 0.83"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Greensboro, MD
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Greensboro, MD
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Greensboro, MD
- Average sunshine days in December: 17.6 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in December
Greensboro, MD
- 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 and December (UV index 2).
Average cloud cover in December
Greensboro, MD
- Average cloud cover in December: 45
The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Greensboro, MD
- 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).
Greensboro, Maryland, USA
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