December weather forecast
Layton Ridge, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Layton Ridge, Maryland, with an average temperature fluctuating between 44.2°F (6.8°C) and 32.2°F (0.1°C).

Temperature

December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's fresh 53.1°F (11.7°C) to a chilly 44.2°F (6.8°C). Layton Ridge's average low-temperature is measured at a wintry 32.2°F (0.1°C) during December.

Humidity

May, October and December, with an average relative humidity of 77%, are the most humid months in Layton Ridge.

Rainfall

In Layton Ridge, in December, it is raining for 10.5 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, there are 154.8 rainfall days, and 29.09" (739mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in Layton Ridge. In Layton Ridge, Maryland, during December, snow falls for 2.5 days and regularly aggregates up to 1.38" (35mm) of snow. Throughout the year, in Layton Ridge, there are 16.7 snowfall days, and 9.76" (248mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Layton Ridge, Maryland, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:55 pm EST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 5.1h of sunshine.

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 of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Frequently asked questions

How cold is it in Layton Ridge in December?

The average high-temperature, in December, in Layton Ridge, is 44.2°F (6.8°C), while the average low-temperature is 32.2°F (0.1°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 calculated to be 93.2°F (34°C).

What are the most humid months in Layton Ridge?

The months with the highest humidity in Layton Ridge, Maryland, are May, October and December, with an average relative humidity of 77%.

What is the average humidity in December in Layton Ridge?

In December, the average relative humidity in Layton Ridge, Maryland, is 77%.

How many days does it rain in December in Layton Ridge?

In Layton Ridge, in December, during 10.5 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

How many days does it snow in December in Layton Ridge?

In Layton Ridge, in December, snow falls for 2.5 days, with typically accumulated 1.38" (35mm) of snow.

What is the month with the shortest days in Layton Ridge?

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

What is the average length of the day in December in Layton Ridge?

The average day length in December in Layton Ridge, Maryland, is 9h and 28min.

What time are sunrise and sunset in December in Layton Ridge?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:55 pm EST.

What are the months with the least sunshine in Layton Ridge?

January, February and December, with an average of 5.1h of sunshine, are months with the least sunshine in Layton Ridge.

How long on average sun shines in December in Layton Ridge?

In December, the average sunshine duration in Layton Ridge, Maryland, is 5.1h.

When is the lowest UV index in Layton Ridge?

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

What is the UV index intensity in December in Layton Ridge?

The average daily maximum UV index in December in Layton Ridge is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Layton Ridge, MD

Average temperature in December - Layton Ridge, MD
  • Average high temperature in December: 44.2°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 32.2°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in December
Layton Ridge, MD

Average pressure in December - Layton Ridge, 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).

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Average wind speed in December
Layton Ridge, MD

Average wind speed in December - Layton Ridge, MD
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in December
Layton Ridge, MD

Average humidity in December - Layton Ridge, MD
  • Average humidity in December: 77%

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

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Average rainfall in December
Layton Ridge, MD

Average rainfall in December - Layton Ridge, MD
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in December
Layton Ridge, MD

Average rainfall days in December - Layton Ridge, MD
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in December
Layton Ridge, MD

Average snowfall in December - Layton Ridge, MD
  • Average snowfall in December: 1.38"

The month with the highest snowfall is January (2.76").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Layton Ridge, MD

Average snowfall days in December - Layton Ridge, MD
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Layton Ridge, MD

Average daylight in December / Average sunshine in December - Layton Ridge, 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 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

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Average sunshine days in December
Layton Ridge, MD

Average sunshine days in December - Layton Ridge, MD
  • Average sunshine days in December: 18.4 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.5 days).

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Average UV index in December
Layton Ridge, MD

Average UV index in December - Layton Ridge, 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).

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Average cloud cover in December
Layton Ridge, MD

Average cloud cover in December - Layton Ridge, MD
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in December
Layton Ridge, MD

Average visibility in December - Layton Ridge, 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).

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Layton Ridge, Maryland, USA

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