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 advent of December brings a subtle shift in temperature, with the average high moving from a fresh 54.7°F (12.6°C) in November to a chilly 46.4°F (8°C). Den Mar encounters a steady low-temperature average of 36.5°F (2.5°C) throughout the month of December.Humidity
In December, the average relative humidity is 75%.Rainfall
In Den Mar, in December, it is raining for 8.4 days, with typically 0.91" (23mm) of accumulated precipitation. In Den Mar, Maryland, during the entire year, the rain falls for 132.3 days and collects up to 15.83" (402mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Den Mar. In December, in Den Mar, it is snowing for 1.6 days. Throughout December, 0.28" (7mm) of snow is accumulated. Throughout the year, in Den Mar, there are 9.4 snowfall days, and 1.97" (50mm) of snow is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year in Den Mar.On the first day of December, sunrise is at 7:05 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:55 pm EST.
Sunshine
The average sunshine in December is 5.2h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Den Mar. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in December in Den Mar?
What is the average humidity in December in Den Mar?
How much does it rain in Den Mar in December?
How many days does it snow in December in Den Mar?
What is the month with the shortest days in Den Mar?
What is the average length of the day in December in Den Mar?
What time are sunrise and sunset in December in Den Mar?
How long on average sun shines in December in Den Mar?
What are the months with the lowest UV index in Den Mar?
What is the UV index intensity in December in Den Mar?
Average temperature in December
Den Mar, MD
- Average high temperature in December: 46.4°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in December
Den Mar, MD
- Average pressure in December: 30.11"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
Den Mar, MD
- Average wind speed in December: 9.2mph
The windiest months (with the highest average wind speed) are January and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Den Mar, MD
- Average humidity in December: 75%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (72%).
Average rainfall in December
Den Mar, MD
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is August (2.4").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in December
Den Mar, MD
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (6.6 days).
Average snowfall in December
Den Mar, MD
- Average snowfall in December: 0.28"
The month with the highest snowfall is January (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Den Mar, MD
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is January (2.9 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
Den Mar, MD
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Den Mar, MD
- Average sunshine days in December: 19.9 days
The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is August (13.7 days).
Average UV index in December
Den Mar, 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
Den Mar, MD
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Den Mar, 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).
Den Mar, Maryland, USA
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