December weather forecast
Chelsea Pines, MD

Share

Weather in December

December, the first month of the winter in Chelsea Pines, is also a frosty month, with an average temperature fluctuating between 45.5°F (7.5°C) and 34.7°F (1.5°C).

Temperature

The average high-temperature slightly decreases in December, shifting from a fresh 53.8°F (12.1°C) in November to a chilly 45.5°F (7.5°C). The low-temperature averages to a wintry 34.7°F (1.5°C) during the nights of December.

Humidity

In Chelsea Pines, Maryland, the average relative humidity in December is 75%.

Rainfall

In Chelsea Pines, during December, the rain falls for 11.4 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Chelsea Pines, during the entire year, the rain falls for 155.7 days and collects up to 31.22" (793mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Chelsea Pines. In Chelsea Pines, during December, snow falls for 2.4 days and regularly aggregates up to 0.63" (16mm) of snow. Throughout the year, there are 14 snowfall days, and 6.14" (156mm) of snow is accumulated.

Daylight

The month with the shortest days in Chelsea Pines is December, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:06 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:53 pm EST.

Sunshine

In Chelsea Pines, Maryland, the average sunshine in December 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 minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 2 during December leads to these advisories:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
[Resources]

Frequently asked questions

What are the temperatures in Chelsea Pines in December?

In Chelsea Pines, 45.5°F (7.5°C) is the average high-temperature and 34.7°F (1.5°C) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is computed to be 91.4°F (33°C).

What is the average humidity in December in Chelsea Pines?

In December, the average relative humidity in Chelsea Pines, Maryland, is 75%.

How many days does it rain in December in Chelsea Pines?

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

How much does it snow in Chelsea Pines in December?

In Chelsea Pines, Maryland, in December, during 2.4 snowfall days, 0.63" (16mm) of snow is typically accumulated.

What is the month with the shortest days in Chelsea Pines?

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

How many hours of daylight does Chelsea Pines have in December?

In December, the average day length is 9h and 28min.

What time are sunrise and sunset in December in Chelsea Pines?

On the first day of December in Chelsea Pines, sunrise is at 7:06 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:53 pm EST.

How long on average sun shines in December in Chelsea Pines?

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

What is the month with the lowest UV index in Chelsea Pines?

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

What is the UV index intensity in December in Chelsea Pines?

In Chelsea Pines, Maryland, the average daily maximum UV index in December 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
Chelsea Pines, MD

Average temperature in December - Chelsea Pines, 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).

[Resources]

Average pressure in December
Chelsea Pines, MD

Average pressure in December - Chelsea Pines, 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).

[Resources]

Average wind speed in December
Chelsea Pines, MD

Average wind speed in December - Chelsea Pines, 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).

[Resources]

Average humidity in December
Chelsea Pines, MD

Average humidity in December - Chelsea Pines, 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%).

[Resources]

Average rainfall in December
Chelsea Pines, MD

Average rainfall in December - Chelsea Pines, 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").

[Resources]

Average rainfall days in December
Chelsea Pines, MD

Average rainfall days in December - Chelsea Pines, 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).

[Resources]

Average snowfall in December
Chelsea Pines, MD

Average snowfall in December - Chelsea Pines, 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").

[Resources]

Average snowfall days in December
Chelsea Pines, MD

Average snowfall days in December - Chelsea Pines, 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).

[Resources]

Average daylight in December /
Average sunshine in December
Chelsea Pines, MD

Average daylight in December / Average sunshine in December - Chelsea Pines, 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).

[Resources]

Average sunshine days in December
Chelsea Pines, MD

Average sunshine days in December - Chelsea Pines, 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).

[Resources]

Average UV index in December
Chelsea Pines, MD

Average UV index in December - Chelsea Pines, 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).

[Resources]

Average cloud cover in December
Chelsea Pines, MD

Average cloud cover in December - Chelsea Pines, 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).

[Resources]

Average visibility in December
Chelsea Pines, MD

Average visibility in December - Chelsea Pines, 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).

[Resources]

Chelsea Pines, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location