December weather forecast
Dunleigh, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Dunleigh, Maryland, with temperature in the range of an average high of 46.4°F (8°C) and an average low of 36.5°F (2.5°C).

Temperature

December brings a slight decrease in the average high-temperature, shifting from a cool 54.5°F (12.5°C) in November to a frosty 46.4°F (8°C). Nighttime temperature in Dunleigh, Maryland, experiences an average drop to a cold 36.5°F (2.5°C) in December.

Humidity

In Dunleigh, the average relative humidity in December is 75%.

Rainfall

In Dunleigh, Maryland, during December, the rain falls for 7.5 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Dunleigh, during the entire year, the rain falls for 127.2 days and collects up to 11.85" (301mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Dunleigh, in December, during 1.4 snowfall days, 0.16" (4mm) of snow is typically accumulated. Throughout the year, there are 8 snowfall days, and 1.22" (31mm) 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 in Dunleigh, sunrise is at 7:06 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:55 pm EST.

Sunshine

February and December, with an average of 5.2h of sunshine, are months with the least sunshine in Dunleigh.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Dunleigh. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during December translates into the following guidance:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What are the temperatures in Dunleigh in December?

In Dunleigh, 46.4°F (8°C) is the average high-temperature and 36.5°F (2.5°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in December in Dunleigh?

The average relative humidity in December in Dunleigh, Maryland, is 75%.

How many days does it rain in December in Dunleigh?

In Dunleigh, Maryland, during December, the rain falls for 7.5 days and regularly aggregates up to 0.67" (17mm) of precipitation.

How many days does it snow in December in Dunleigh?

In Dunleigh, during December, snow falls for 1.4 days and regularly aggregates up to 0.16" (4mm) of snow.

What is the month with the shortest days in Dunleigh?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

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

In December, the average day length in Dunleigh is 9h and 31min.

When are sunrise and sunset in December in Dunleigh?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 4:45 pm. On the last day of the month, in Dunleigh, Maryland, sunrise is at 7:24 am and sunset at 4:55 pm EST.

What are the months with the least sunshine in Dunleigh?

February and December, with an average of 5.2h of sunshine, are months with the least sunshine in Dunleigh.

How many hours of sunshine does Dunleigh have in December?

The average sunshine duration in December in Dunleigh, Maryland, is 5.2h.

When is the lowest UV index in Dunleigh?

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

What is the UV index intensity in December in Dunleigh?

The average daily maximum UV index in December in Dunleigh is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's 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
Dunleigh, MD

Average temperature in December - Dunleigh, MD
  • Average high temperature in December: 46.4°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in December: 36.5°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (30°F).

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Average pressure in December
Dunleigh, MD

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Dunleigh, MD

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

The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

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Average humidity in December
Dunleigh, MD

Average humidity in December - Dunleigh, MD
  • Average humidity in December: 75%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (72%).

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Average rainfall in December
Dunleigh, MD

Average rainfall in December - Dunleigh, MD
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in December
Dunleigh, MD

Average rainfall days in December - Dunleigh, MD
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is November (5.9 days).

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Average snowfall in December
Dunleigh, MD

Average snowfall in December - Dunleigh, MD
  • Average snowfall in December: 0.16"

The month with the highest snowfall is January (0.55").
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
Dunleigh, MD

Average snowfall days in December - Dunleigh, 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 April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Dunleigh, MD

Average daylight in December / Average sunshine in December - Dunleigh, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).

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Average sunshine days in December
Dunleigh, MD

Average sunshine days in December - Dunleigh, MD
  • Average sunshine days in December: 21 days

The month with the most sunshine days is November (22.6 days).
The month with the least sunshine days is August (12.5 days).

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Average UV index in December
Dunleigh, MD

Average UV index in December - Dunleigh, 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 and December (UV index 2).

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Average cloud cover in December
Dunleigh, MD

Average cloud cover in December - Dunleigh, 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 27).

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Average visibility in December
Dunleigh, MD

Average visibility in December - Dunleigh, 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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Dunleigh, Maryland, USA

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