December weather forecast
Wedgewood Terrace, MD

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Weather in December

The first month of the winter, December, is also a frosty month in Wedgewood Terrace, Maryland, with an average temperature ranging between min 30.4°F (-0.9°C) and max 42.8°F (6°C).

Temperature

December signals a slight drop in average high-temperature, sliding from November's cool 51.3°F (10.7°C) to a frosty 42.8°F (6°C). In Wedgewood Terrace, the expected average low-temperature for December is a freezing cold 30.4°F (-0.9°C).

Humidity

In December, the average relative humidity in Wedgewood Terrace is 79%.

Rainfall

In Wedgewood Terrace, Maryland, during December, the rain falls for 11 days and regularly aggregates up to 2.4" (61mm) of precipitation. In Wedgewood Terrace, during the entire year, the rain falls for 158.9 days and collects up to 32.68" (830mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Wedgewood Terrace, in December, snow falls for 3.9 days, with typically accumulated 1.93" (49mm) of snow. In Wedgewood Terrace, during the entire year, snow falls for 23.9 days and aggregates up to 13.31" (338mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:10 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:54 pm EST.

Sunshine

In Wedgewood Terrace, the average sunshine in December is 4.9h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

Is December cold?

The average high-temperature and low-temperature during December are 42.8°F (6°C) and 30.4°F (-0.9°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is estimated at 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 79%.

How much does it rain in Wedgewood Terrace in December?

In Wedgewood Terrace, during December, the rain falls for 11 days and regularly aggregates up to 2.4" (61mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 3.9 days. Throughout December, 1.93" (49mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

In December, the average day length in Wedgewood Terrace is 9h and 26min.

When is the sunrise / sunset in December in Wedgewood Terrace?

In December, on the first day of the month, sunrise is at 7:10 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:54 pm EST.

How many hours of sunshine does Wedgewood Terrace have in December?

In Wedgewood Terrace, Maryland, the average sunshine duration in December is 4.9h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Wedgewood Terrace, MD

Average temperature in December - Wedgewood Terrace, MD
  • Average high temperature in December: 42.8°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 (36.9°F).

  • Average low temperature in December: 30.4°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure in December
Wedgewood Terrace, MD

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Wedgewood Terrace, MD

Average wind speed in December - Wedgewood Terrace, MD
  • Average wind speed in December: 8.1mph

The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Wedgewood Terrace, MD

Average humidity in December - Wedgewood Terrace, MD
  • Average humidity in December: 79%

The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, April, July and November (76%).

Average rainfall in December
Wedgewood Terrace, MD

Average rainfall in December - Wedgewood Terrace, MD
  • Average rainfall in December: 2.4"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (2.13").

Average rainfall days in December
Wedgewood Terrace, MD

Average rainfall days in December - Wedgewood Terrace, MD
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in December
Wedgewood Terrace, MD

Average snowfall in December - Wedgewood Terrace, MD
  • Average snowfall in December: 1.93"

The month with the highest snowfall is March (4.06").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Wedgewood Terrace, MD

Average snowfall days in December - Wedgewood Terrace, MD
  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Wedgewood Terrace, MD

Average daylight in December / Average sunshine in December - Wedgewood Terrace, MD
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in December
Wedgewood Terrace, MD

Average sunshine days in December - Wedgewood Terrace, MD
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in December
Wedgewood Terrace, MD

Average UV index in December - Wedgewood Terrace, 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, November and December (UV index 2).

Average cloud cover in December
Wedgewood Terrace, MD

Average cloud cover in December - Wedgewood Terrace, MD
  • Average cloud cover in December: 48

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Wedgewood Terrace, MD

Average visibility in December - Wedgewood Terrace, MD
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

Wedgewood Terrace, Maryland, USA

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