December weather forecastShipyard Landing, MD

December

Weather in December

The first month of the winter, December, is also a frosty month in Shipyard Landing, Maryland, with an average temperature ranging between max 45.5°F (7.5°C) and min 34.9°F (1.6°C).

Temperature

December signals a slight drop in average high-temperature, sliding from November's cool 53.8°F (12.1°C) to a frosty 45.5°F (7.5°C). In the month of December, Shipyard Landing's average low-temperature falls to an icy 34.9°F (1.6°C).

Humidity

In December, the average relative humidity is 76%.

Rainfall

In Shipyard Landing, during December, the rain falls for 7.8 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Shipyard Landing, during the entire year, the rain falls for 120.1 days and collects up to 12.87" (327mm) of precipitation.

Snowfall

January through April and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 1.5 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 9.8 snowfall days, and 2.01" (51mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Shipyard Landing.
On the first day of December, sunrise is at 7:05 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:52 pm EST.

Sunshine

In Shipyard Landing, the average sunshine in December is 5.2h.

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 of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 during December translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Shipyard Landing, records 45.5°F (7.5°C), while the low-temperature is 34.9°F (1.6°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 89.6°F (32°C).

The average relative humidity in December in Shipyard Landing is 76%.

In Shipyard Landing, in December, it is raining for 7.8 days, with typically 1.02" (26mm) of accumulated precipitation.

December is the first month it typically snows. Throughout December, in the average 1.5 snowfall days, it receives 0.12" (3mm) of snow.

December has the shortest days of the year, with an average of 9h and 30min of daylight.

In December, the average day length is 9h and 28min.

On the first day of December, sunrise is at 7:05 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:52 pm EST.

In December, the average sunshine duration is 5.2h.

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.

In Shipyard Landing, Maryland, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Shipyard Landing, MD

  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in December: 34.9°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in December
Shipyard Landing, 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
Shipyard Landing, MD

  • Average wind speed in December: 9mph

The windiest months (with the highest average wind speed) are January, February and March (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in December
Shipyard Landing, MD

  • Average humidity in December: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is November (73%).

Average rainfall in December
Shipyard Landing, MD

  • Average rainfall in December: 1.02"

The wettest months (with the highest rainfall) are July and August (1.81").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in December
Shipyard Landing, MD

  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is November (5.6 days).

Average snowfall in December
Shipyard Landing, MD

  • Average snowfall in December: 0.12"

The month with the highest snowfall is January (0.83").
The months with the least snowfall are May, June, July, August, September, October and November (0").

Average snowfall days in December
Shipyard Landing, MD

  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is January (3 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
Shipyard Landing, MD

  • Average daylight in December: 9h and 30min

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 12min

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
Shipyard Landing, MD

  • Average sunshine days in December: 21 days

The months with the most sunshine days are January and November (21.9 days).
The month with the least sunshine days is July (14.1 days).

Average UV index in December
Shipyard Landing, 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, February and December (UV index 2).

Average cloud cover in December
Shipyard Landing, MD

  • Average cloud cover in December: 44

The months with the most cloud cover are February, March and December (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in December
Shipyard Landing, 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).