December weather forecast
Brinkleigh, MD

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Weather in December

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

Temperature

The transition into December involves a small decrease in the average high-temperature, dipping slightly from a cool 53.1°F (11.7°C) in November to a chilly 44.1°F (6.7°C). Brinkleigh temperatures generally rest at a low of 32.9°F (0.5°C) during the December nights.

Humidity

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

Rainfall

In Brinkleigh, Maryland, 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 December, it is snowing for 2.9 days. Throughout December, 1.22" (31mm) of snow is accumulated. In Brinkleigh, during the entire year, snow falls for 16.6 days and aggregates up to 7.8" (198mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December in Brinkleigh, 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.

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 estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

How cold is it in Brinkleigh in December?

December temperatures in Brinkleigh, Maryland, vary between a high-temperature of 44.1°F (6.7°C) and a low-temperature of 32.9°F (0.5°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 estimated at 89.6°F (32°C).

What is the average humidity in December in Brinkleigh?

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

How many days does it rain in December in Brinkleigh?

In Brinkleigh, in December, during 11.8 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

How many days does it snow in December in Brinkleigh?

In December, it is snowing for 2.9 days. Throughout December, 1.22" (31mm) of snow is accumulated.

What is the month with the shortest days in Brinkleigh?

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

What is the average length of the day in December in Brinkleigh?

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

When is the sunrise / sunset in December in Brinkleigh?

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 long on average sun shines in December in Brinkleigh?

In December, the average sunshine duration in Brinkleigh is 5.2h.

When is the lowest UV index in Brinkleigh?

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

What is the UV index intensity in December in Brinkleigh?

The average daily maximum UV index in December in Brinkleigh is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Brinkleigh, Maryland, USA

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