December weather forecast
Old Glory Beach, MD

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Weather in December

The first month of the winter, December, is also a frosty month in Old Glory Beach, Maryland, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 45.5°F (7.5°C).

Temperature

December sees a slight reduction in average high-temperature, with a shift from a cool 53.8°F (12.1°C) in November to a frosty 45.5°F (7.5°C). In Old Glory Beach, the average low-temperature during the month of December is a wintry 34.7°F (1.5°C).

Humidity

The average relative humidity in December is 75%.

Rainfall

In Old Glory Beach, Maryland, in December, it is raining for 11.4 days, with typically 2.83" (72mm) of accumulated precipitation. In Old Glory Beach, during the entire year, the rain falls for 155.7 days and collects up to 31.22" (793mm) of precipitation.

Snowfall

Months with snowfall in Old Glory Beach are January through April, November and December. In December, in Old Glory Beach, it is snowing for 2.4 days. Throughout December, 0.63" (16mm) of snow is accumulated. In Old Glory Beach, during the entire year, snow falls for 14 days and aggregates up to 6.14" (156mm) of snow.

Daylight

December has the shortest days of the year in Old Glory Beach, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:07 am and sunset at 4:43 pm. On the last day of December, in Old Glory Beach, sunrise is at 7:25 am and sunset at 4:53 pm EST.

Sunshine

In December, the average sunshine in Old Glory Beach is 5.2h.

UV index

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In December, the UV index of 2 transforms into the following advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

What is the average December temperature in Old Glory Beach?

In December, in Old Glory Beach, the average high-temperature is 45.5°F (7.5°C), and the average low-temperature is 34.7°F (1.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 91.4°F (33°C).

What is the average humidity in December in Old Glory Beach?

The average relative humidity in December in Old Glory Beach is 75%.

How much does it rain in Old Glory Beach in December?

In Old Glory Beach, in December, during 11.4 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

How many days does it snow in December in Old Glory Beach?

In Old Glory Beach, during December, snow falls for 2.4 days and regularly aggregates up to 0.63" (16mm) of snow.

What is the month with the shortest days in Old Glory Beach?

December has the shortest days of the year in Old Glory Beach, with an average of 9h and 30min of daylight.

What is the average length of the day in December in Old Glory Beach?

The average day length in December is 9h and 28min.

When are sunrise and sunset in December in Old Glory Beach?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 4:43 pm. On the last day of the month, in Old Glory Beach, Maryland, sunrise is at 7:25 am and sunset at 4:53 pm EST.

How many hours of sunshine does Old Glory Beach have in December?

In Old Glory Beach, Maryland, the average sunshine duration in December is 5.2h.

What is the month with the lowest UV index in Old Glory Beach?

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Old Glory Beach, Maryland.

What is the UV index intensity in December in Old Glory Beach?

In December, the average daily maximum UV index in Old Glory Beach, Maryland, is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe 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
Old Glory Beach, MD

Average temperature in December - Old Glory Beach, 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 (39.6°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in December
Old Glory Beach, MD

Average pressure in December - Old Glory Beach, 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).

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Average wind speed in December
Old Glory Beach, MD

Average wind speed in December - Old Glory Beach, MD
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in December
Old Glory Beach, MD

Average humidity in December - Old Glory Beach, 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, March, April and November (72%).

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Average rainfall in December
Old Glory Beach, MD

Average rainfall in December - Old Glory Beach, MD
  • Average rainfall in December: 2.83"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in December
Old Glory Beach, MD

Average rainfall days in December - Old Glory Beach, MD
  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in December
Old Glory Beach, MD

Average snowfall in December - Old Glory Beach, MD
  • Average snowfall in December: 0.63"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Old Glory Beach, MD

Average snowfall days in December - Old Glory Beach, MD
  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is January (4.4 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
Old Glory Beach, MD

Average daylight in December / Average sunshine in December - Old Glory Beach, 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).

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Average sunshine days in December
Old Glory Beach, MD

Average sunshine days in December - Old Glory Beach, MD
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in December
Old Glory Beach, MD

Average UV index in December - Old Glory Beach, 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).

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Average cloud cover in December
Old Glory Beach, MD

Average cloud cover in December - Old Glory Beach, MD
  • Average cloud cover in December: 44

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in December
Old Glory Beach, MD

Average visibility in December - Old Glory Beach, 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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Old Glory Beach, Maryland, USA

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