December weather forecast
Layton Ridge, MD

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Weather in December

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

Temperature

A minor decrease in the average high-temperature is observed during December, shifting from a fresh 53.1°F (11.7°C) in November to a chilly 44.2°F (6.8°C). Throughout the month of December, Layton Ridge sees a steady low-temperature average of 32.2°F (0.1°C).

Humidity

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

Rainfall

In Layton Ridge, in December, during 10.5 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. In Layton Ridge, during the entire year, the rain falls for 154.8 days and collects up to 29.09" (739mm) of precipitation.

Snowfall

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

Daylight

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

Sunshine

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

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the UV index of 2 transforms into the following advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The solar radiation around mid-day is intense; avoid the Sun and stay safe. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.

Frequently asked questions

How cold is December in Layton Ridge?

Layton Ridge in December has an average high-temperature of 44.2°F (6.8°C) and an average low-temperature of 32.2°F (0.1°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 93.2°F (34°C).

What is the most humid month?

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

What is the average humidity in December?

In December, the average relative humidity is 77%.

How many days does it rain in December?

In Layton Ridge, during December, the rain falls for 10.5 days and regularly aggregates up to 2.09" (53mm) of precipitation.

How many days does it snow in December?

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.

How many hours of daylight does Layton Ridge have in December?

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

When is the sunrise / sunset in December?

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?

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

How long on average sun shines in December?

The average sunshine duration in December is 5.1h.

When is the lowest UV index?

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

What is the UV index reading in December?

In Layton Ridge, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Layton Ridge, Maryland, USA

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