December weather forecast
Salisbury, MD

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Weather in December

December marks the onset of winter, with Salisbury experiencing decreasing temperatures between 36.5°F (2.5°C) and 48.2°F (9°C). Compared to November's weather, December brings a slight uptick in snowfall rates along with reduced daylight hours. Winter jackets become an essential as gusts of wind subtly increase during the period. Nonetheless, Salisbury ends the year on a rather illuminated note with a relatively low cloud coverage for a winter month.

Temperature

As Salisbury enters December, the average high-temperature subtly lowers from the a refreshing 55.8°F (13.2°C) of November to a chilly 48.2°F (9°C). Salisbury, during the nights of December, experiences an average temperature drop to an icy 36.5°F (2.5°C).

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Salisbury, in December, during 10.6 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. In Salisbury, during the entire year, the rain falls for 152.1 days and collects up to 27.17" (690mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Salisbury, in December, during 1.4 snowfall days, 0.59" (15mm) of snow is typically accumulated. Throughout the year, in Salisbury, there are 8.2 snowfall days, and 4.06" (103mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:01 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:52 pm EST.

Sunshine

In December, the average sunshine is 5.3h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

What are December temperatures?

The high-temperature, in December, in Salisbury, records 48.2°F (9°C), while the low-temperature is 36.5°F (2.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 91.4°F (33°C).

What is the average humidity in December?

The average relative humidity in December is 78%.

How much does it rain in Salisbury in December?

In December, in Salisbury, the rain falls for 10.6 days. Throughout December, 2.09" (53mm) of precipitation is accumulated.

How many days does it snow in December in Salisbury?

In Salisbury, during December, snow falls for 1.4 days and regularly aggregates up to 0.59" (15mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

In December, the average day length is 9h and 33min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:52 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 5.3h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Salisbury, MD

Average temperature in December - Salisbury, MD
  • Average high temperature in December: 48.2°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in December: 36.5°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

Average pressure in December
Salisbury, MD

Average pressure in December - Salisbury, MD
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Salisbury, MD

Average wind speed in December - Salisbury, MD
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in December
Salisbury, MD

Average humidity in December - Salisbury, MD
  • Average humidity in December: 78%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, February, March and April (75%).

Average rainfall in December
Salisbury, MD

Average rainfall in December - Salisbury, MD
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is August (3.11").
The driest month (with the least rainfall) is January (1.81").

Average rainfall days in December
Salisbury, MD

Average rainfall days in December - Salisbury, MD
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in December
Salisbury, MD

Average snowfall in December - Salisbury, MD
  • Average snowfall in December: 0.59"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Salisbury, MD

Average snowfall days in December - Salisbury, MD
  • Average snowfall days in December: 1.4 days

The month with the highest number of snowfall days is January (2.6 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
Salisbury, MD

Average daylight in December / Average sunshine in December - Salisbury, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

Average sunshine days in December
Salisbury, MD

Average sunshine days in December - Salisbury, MD
  • Average sunshine days in December: 18.4 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is August (11.3 days).

Average UV index in December
Salisbury, MD

Average UV index in December - Salisbury, 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
Salisbury, MD

Average cloud cover in December - Salisbury, 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 28).

Average visibility in December
Salisbury, MD

Average visibility in December - Salisbury, 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).

Salisbury, Maryland, USA

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