December weather forecast
Garland Park, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Garland Park, Maryland, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 34.2°F (1.2°C).

Temperature

With December's onset, the weather reveals a slight temperature decrease, transitioning from a cool 53.4°F (11.9°C) in November to a chilly 45.5°F (7.5°C). December sees the temperature falling to a mean low of 34.2°F (1.2°C).

Humidity

The average relative humidity in December is 76%.

Rainfall

In Garland Park, during December, the rain falls for 10.1 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, there are 156.3 rainfall days, and 29.61" (752mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Garland Park, in December, snow falls for 2.2 days, with typically accumulated 0.79" (20mm) of snow. In Garland Park, during the entire year, snow falls for 12.8 days and aggregates up to 6.77" (172mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Garland Park.
On the first day of December, sunrise is at 7:07 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:53 pm EST.

Sunshine

In December, the average sunshine is 5.2h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

What are December temperatures?

The average high-temperature, in December, in Garland Park, is 45.5°F (7.5°C), while the average low-temperature is 34.2°F (1.2°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 91.4°F (33°C).

What is the average humidity in December?

In Garland Park, the average relative humidity in December is 76%.

How many days does it rain in December?

In Garland Park, during December, the rain falls for 10.1 days and regularly aggregates up to 2.28" (58mm) of precipitation.

How many days does it snow in December?

In December, it is snowing for 2.2 days. Throughout December, 0.79" (20mm) of snow is accumulated.

What is the month with the shortest days in Garland Park?

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

How many hours of daylight does Garland Park have in December?

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

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:07 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:53 pm EST.

How many hours of sunshine does Garland Park have in December?

In Garland Park, the average sunshine duration in December is 5.2h.

What are the months 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.

How high is the UV index in December in Garland Park?

In Garland Park, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
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
Garland Park, MD

Average temperature in December - Garland Park, MD
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 34.2°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

Average pressure in December
Garland Park, MD

Average pressure in December - Garland Park, 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
Garland Park, MD

Average wind speed in December - Garland Park, MD
  • Average wind speed in December: 8.3mph

The windiest months (with the highest average wind speed) are February and March (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in December
Garland Park, MD

Average humidity in December - Garland Park, MD
  • Average humidity in December: 76%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall in December
Garland Park, MD

Average rainfall in December - Garland Park, MD
  • Average rainfall in December: 2.28"

The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is January (1.77").

Average rainfall days in December
Garland Park, MD

Average rainfall days in December - Garland Park, MD
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in December
Garland Park, MD

Average snowfall in December - Garland Park, MD
  • Average snowfall in December: 0.79"

The month with the highest snowfall is January (2.24").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Garland Park, MD

Average snowfall days in December - Garland Park, MD
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is February (3.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Garland Park, MD

Average daylight in December / Average sunshine in December - Garland Park, MD
  • Average daylight in December: 9h and 3min

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 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
Garland Park, MD

Average sunshine days in December - Garland Park, MD
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is July (10.9 days).

Average UV index in December
Garland Park, MD

Average UV index in December - Garland Park, 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
Garland Park, MD

Average cloud cover in December - Garland Park, MD
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in December
Garland Park, MD

Average visibility in December - Garland Park, 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).

Garland Park, Maryland, USA

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