December weather forecast
Wilderness Walk, MD

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Weather in December

December, the first month of the winter in Wilderness Walk, is also a frosty month, with temperature in the range of an average low of 31.1°F (-0.5°C) and an average high of 43.5°F (6.4°C).

Temperature

December sees a slight reduction in average high-temperature, with a shift from a cool 52.3°F (11.3°C) in November to a frosty 43.5°F (6.4°C). The month of December records an average low-temperature of 31.1°F (-0.5°C).

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Wilderness Walk, in December, it is raining for 10.4 days, with typically 2.24" (57mm) of accumulated precipitation. In Wilderness Walk, Maryland, during the entire year, the rain falls for 158.7 days and collects up to 30.91" (785mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Wilderness Walk, during December, snow falls for 3.5 days and regularly aggregates up to 2.01" (51mm) of snow. Throughout the year, there are 21.3 snowfall days, and 13.31" (338mm) of snow is accumulated.

Daylight

December has the shortest days of the year, 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 7:28 am and sunset at 4:56 pm EST.

Sunshine

The average sunshine in December is 5.1h.

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 minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The UV index of 2 during December translates into the following guidance:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Frequently asked questions

How cold is it in December?

An average high-temperature, in December, in Wilderness Walk, is 43.5°F (6.4°C) and the average low-temperature is 31.1°F (-0.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is estimated at 89.6°F (32°C).

What is the average humidity in December?

In Wilderness Walk, the average relative humidity in December is 78%.

How much does it rain in December?

In Wilderness Walk, during December, the rain falls for 10.4 days and regularly aggregates up to 2.24" (57mm) of precipitation.

How many days does it snow in December?

In Wilderness Walk, in December, snow falls for 3.5 days, with typically accumulated 2.01" (51mm) of snow.

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 in Wilderness Walk.

What is the average length of the day in December?

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

What time are sunrise and 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 7:28 am and sunset at 4:56 pm EST.

How many hours of sunshine does Wilderness Walk have in December?

In Wilderness Walk, Maryland, the average sunshine duration in December is 5.1h.

What are the months with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December in Wilderness Walk is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Wilderness Walk, MD

Average temperature in December - Wilderness Walk, MD
  • Average high temperature in December: 43.5°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 (37.8°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in December
Wilderness Walk, MD

Average pressure in December - Wilderness Walk, 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
Wilderness Walk, MD

Average wind speed in December - Wilderness Walk, MD
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
Wilderness Walk, MD

Average humidity in December - Wilderness Walk, MD
  • Average humidity in December: 78%

The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in December
Wilderness Walk, MD

Average rainfall in December - Wilderness Walk, MD
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.93").

Average rainfall days in December
Wilderness Walk, MD

Average rainfall days in December - Wilderness Walk, 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 January (8.3 days).

Average snowfall in December
Wilderness Walk, MD

Average snowfall in December - Wilderness Walk, MD
  • Average snowfall in December: 2.01"

The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Wilderness Walk, MD

Average snowfall days in December - Wilderness Walk, MD
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Wilderness Walk, MD

Average daylight in December / Average sunshine in December - Wilderness Walk, 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 month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in December
Wilderness Walk, MD

Average sunshine days in December - Wilderness Walk, MD
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in December
Wilderness Walk, MD

Average UV index in December - Wilderness Walk, 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
Wilderness Walk, MD

Average cloud cover in December - Wilderness Walk, MD
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
Wilderness Walk, MD

Average visibility in December - Wilderness Walk, 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).

Wilderness Walk, Maryland, USA

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