December weather forecast
Brinkleigh, MD

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Weather in December

December, the first month of the winter in Brinkleigh, is still a chilly month, with temperature in the range of an average high of 44.1°F (6.7°C) and an average low of 32.9°F (0.5°C).

Temperature

The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's fresh 53.1°F (11.7°C) to a chilly 44.1°F (6.7°C). An average low-temperature of 32.9°F (0.5°C) is observed during December nights.

Humidity

The average relative humidity in December in Brinkleigh is 76%.

Rainfall

In Brinkleigh, during December, the rain falls for 11.8 days and regularly aggregates up to 2.6" (66mm) of precipitation. In Brinkleigh, during the entire year, the rain falls for 165.5 days and collects up to 31.65" (804mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Brinkleigh. In December, it is snowing for 2.9 days. Throughout December, 1.22" (31mm) of snow is accumulated. Throughout the year, there are 16.6 snowfall days, and 7.8" (198mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:44 pm. On the last day of December, in Brinkleigh, sunrise is at 7:26 am and sunset at 4:54 pm EST.

Sunshine

In December, the average sunshine is 5.2h.

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 exposure to the Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

The high-temperature during December is 44.1°F (6.7°C) and the low-temperature is 32.9°F (0.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in August is estimated at 89.6°F (32°C).

What is the average humidity in December?

In Brinkleigh, the average relative humidity in December is 76%.

How much does it rain in December?

In December, the rain falls for 11.8 days. Throughout December, 2.6" (66mm) of precipitation is accumulated.

How many days does it snow in December?

In Brinkleigh, during December, snow falls for 2.9 days and regularly aggregates up to 1.22" (31mm) of snow.

What is the month with the shortest days?

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?

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 7:08 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:54 pm EST.

How many hours of sunshine does Brinkleigh have in December?

The average sunshine duration in December is 5.2h.

What are the months with the lowest UV index?

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

How high is the UV index in December in Brinkleigh?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Brinkleigh, MD

Average temperature in December - Brinkleigh, MD
  • Average high temperature in December: 44.1°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 (38.1°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in December
Brinkleigh, MD

Average pressure in December - Brinkleigh, 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).

Average wind speed in December
Brinkleigh, MD

Average wind speed in December - Brinkleigh, MD
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in December
Brinkleigh, MD

Average humidity in December - Brinkleigh, MD
  • Average humidity in December: 76%

The months with the highest relative humidity are May and October (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall in December
Brinkleigh, MD

Average rainfall in December - Brinkleigh, MD
  • Average rainfall in December: 2.6"

The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in December
Brinkleigh, MD

Average rainfall days in December - Brinkleigh, MD
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in December
Brinkleigh, MD

Average snowfall in December - Brinkleigh, MD
  • Average snowfall in December: 1.22"

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Brinkleigh, MD

Average snowfall days in December - Brinkleigh, MD
  • Average snowfall days in December: 2.9 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Brinkleigh, MD

Average daylight in December / Average sunshine in December - Brinkleigh, 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: 5h and 0min).

Average sunshine days in December
Brinkleigh, MD

Average sunshine days in December - Brinkleigh, MD
  • Average sunshine days in December: 16.2 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).

Average UV index in December
Brinkleigh, MD

Average UV index in December - Brinkleigh, 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
Brinkleigh, MD

Average cloud cover in December - Brinkleigh, MD
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in December
Brinkleigh, MD

Average visibility in December - Brinkleigh, 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).

Brinkleigh, Maryland, USA

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