December weather forecast
North Hills Sligo Park, MD

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Weather in December

The first month of the winter, December, is still a chilly month in North Hills Sligo Park, Maryland, with temperature in the range of an average high of 45.3°F (7.4°C) and an average low of 33.3°F (0.7°C).

Temperature

North Hills Sligo Park in December undergoes a slight reduction in the average high-temperature, shifting from November's cool 53.6°F (12°C) to a chilly 45.3°F (7.4°C). Throughout December, North Hills Sligo Park witnesses a nighttime temperature average of 33.3°F (0.7°C).

Humidity

May, October and December, with an average relative humidity of 75%, are the most humid months.

Rainfall

In North Hills Sligo Park, in December, it is raining for 10.4 days, with typically 2.44" (62mm) of accumulated precipitation. In North Hills Sligo Park, during the entire year, the rain falls for 154.8 days and collects up to 30.28" (769mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In North Hills Sligo Park, in December, during 2.5 snowfall days, 1.34" (34mm) of snow is typically accumulated. Throughout the year, there are 15 snowfall days, and 9.17" (233mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in North Hills Sligo Park.
On the first day of December, sunrise is at 7:08 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:55 pm EST.

Sunshine

In North Hills Sligo Park, the average sunshine in December is 5h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

The average high-temperature and low-temperature during December are 45.3°F (7.4°C) and 33.3°F (0.7°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 95°F (35°C).

What are the most humid months?

May, October and December, with an average relative humidity of 75%, are most humid months.

What is the average humidity in December in North Hills Sligo Park?

In North Hills Sligo Park, the average relative humidity in December is 75%.

How many days does it rain in December in North Hills Sligo Park?

In North Hills Sligo Park, during December, the rain falls for 10.4 days and regularly aggregates up to 2.44" (62mm) of precipitation.

How much does it snow in December?

In North Hills Sligo Park, in December, during 2.5 snowfall days, 1.34" (34mm) of snow is typically accumulated.

What is the month with the shortest days?

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

How many hours of daylight does North Hills Sligo Park have in December?

In December, the average day length in North Hills Sligo Park is 9h and 29min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:08 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:55 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 5h.

What are the months with the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December 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
North Hills Sligo Park, MD

Average temperature in December - North Hills Sligo Park, MD
  • Average high temperature in December: 45.3°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in December: 33.3°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in December
North Hills Sligo Park, MD

Average pressure in December - North Hills Sligo 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 (29.95"Hg).

Average wind speed in December
North Hills Sligo Park, MD

Average wind speed in December - North Hills Sligo Park, MD
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
North Hills Sligo Park, MD

Average humidity in December - North Hills Sligo Park, MD
  • Average humidity in December: 75%

The months with the highest relative humidity are May, October and December (75%).
The month with the lowest relative humidity is July (69%).

Average rainfall in December
North Hills Sligo Park, MD

Average rainfall in December - North Hills Sligo Park, MD
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in December
North Hills Sligo Park, MD

Average rainfall days in December - North Hills Sligo Park, MD
  • Average rainfall days in December: 10.4 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in December
North Hills Sligo Park, MD

Average snowfall in December - North Hills Sligo Park, MD
  • Average snowfall in December: 1.34"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
North Hills Sligo Park, MD

Average snowfall days in December - North Hills Sligo Park, MD
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is January (4.6 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
North Hills Sligo Park, MD

Average daylight in December / Average sunshine in December - North Hills Sligo 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in December
North Hills Sligo Park, MD

Average sunshine days in December - North Hills Sligo Park, MD
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12 days).

Average UV index in December
North Hills Sligo Park, MD

Average UV index in December - North Hills Sligo 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, November and December (UV index 2).

Average cloud cover in December
North Hills Sligo Park, MD

Average cloud cover in December - North Hills Sligo Park, MD
  • Average cloud cover in December: 46

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
North Hills Sligo Park, MD

Average visibility in December - North Hills Sligo Park, MD
  • Average visibility in December: 6mi

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

North Hills Sligo Park, Maryland, USA

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