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

In Salisbury, the average high-temperature in December slightly decreases from a mild 55.8°F (13.2°C) in November to a chilly 48.2°F (9°C). In Salisbury, December's nights observe an average temperature dip to a wintry 36.5°F (2.5°C).

Humidity

The average relative humidity in December 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 in Salisbury are January through March, November and December. In December, in Salisbury, it is snowing for 1.4 days. Throughout December, 0.59" (15mm) of snow is accumulated. Throughout the year, there are 8.2 snowfall days, and 4.06" (103mm) of snow is accumulated.

Daylight

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

Sunshine

The average sunshine in December is 5.3h.

UV index

The months with the lowest UV index in Salisbury are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 2 in December translates into these instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What is the temperature in December in Salisbury?

An average high-temperature, in December, in Salisbury, is 48.2°F (9°C) and the average low-temperature is 36.5°F (2.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 91.4°F (33°C).

What is the average humidity in December in Salisbury?

The average relative humidity in December in Salisbury, Maryland, is 78%.

How much does it rain in Salisbury in December?

In Salisbury, Maryland, in December, during 10.6 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

How much does it snow in Salisbury in December?

In December, in Salisbury, it is snowing for 1.4 days. Throughout December, 0.59" (15mm) of snow is accumulated.

What is the month with the shortest days in Salisbury?

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

What is the average length of the day in December in Salisbury?

The average day length in December in Salisbury, Maryland, is 9h and 33min.

When is the sunrise / sunset in December in Salisbury?

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, in Salisbury, Maryland, sunrise is at 7:19 am and sunset at 4:52 pm EST.

How many hours of sunshine does Salisbury have in December?

The average sunshine duration in December in Salisbury, Maryland, is 5.3h.

When is the lowest UV index in Salisbury?

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

How high is the UV index in December in Salisbury?

In December, the average daily maximum UV index in Salisbury, Maryland, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJASONDecember
Nov
December
Jan
Average high temperature
55.8°F 13.2°C
48.2°F 9°C
42.4°F 5.8°C
Average low temperature
43.7°F 6.5°C
36.5°F 2.5°C
30.4°F -0.9°C
Average pressure
30.12" 765mmHg
30.11" 765mmHg
30.1" 765mmHg
Average wind speed
8.8mph 14.2km/h
8.9mph 14.3km/h
9.7mph 15.6km/h
Average max. wind speed
9.7mph 15.6km/h
9.8mph 15.8km/h
10.5mph 16.9km/h
Average wind speed gusts
14.5mph 23.3km/h
14.7mph 23.7km/h
15.7mph 25.3km/h
Average humidity
76%
78%
75%
Average rainfall
2.17" 55mm
2.09" 53mm
1.81" 46mm
Average rainfall days
8.7
10.6
9
Average snowfall
0.35" 9mm
0.59" 15mm
1.57" 40mm
Average snowfall days
0.2
1.4
2.6
Average daylight
10h 1min
9h 3min
9h 5min
Average sunshine
5h 5min
5h 2min
5h 3min
Average sunshine days
19.9
18.4
19.2
Average UV index
3
2
2
Average cloud cover
36%
43%
42%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Salisbury, Maryland, USA

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