December weather forecast
Cedarbrook, MD

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Weather in December

The first month of the winter, December, is also an icy month in Cedarbrook, Maryland, with an average temperature fluctuating between 42.3°F (5.7°C) and 30.7°F (-0.7°C).

Temperature

December ushers in a minute temperature change, with average high-temperatures reducing from November's fresh 51.3°F (10.7°C) to a wintry 42.3°F (5.7°C). Cedarbrook throughout December, records an average low-temperature of 30.7°F (-0.7°C).

Humidity

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

Rainfall

In Cedarbrook, during December, the rain falls for 10.7 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 160.1 rainfall days, and 29.84" (758mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In December, in Cedarbrook, it is snowing for 4.2 days. Throughout December, 1.69" (43mm) of snow is accumulated. Throughout the year, in Cedarbrook, there are 22 snowfall days, and 11.85" (301mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December in Cedarbrook, Maryland, sunrise is at 7:09 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:53 pm EST.

Sunshine

In December, the average sunshine in Cedarbrook is 5h.

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 reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is it in Cedarbrook in December?

In December, in Cedarbrook, the average high-temperature is 42.3°F (5.7°C), and the average low-temperature is 30.7°F (-0.7°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 87.8°F (31°C).

What is the average humidity in December in Cedarbrook?

In Cedarbrook, Maryland, the average relative humidity in December is 78%.

How many days does it rain in December in Cedarbrook?

In Cedarbrook, Maryland, during December, the rain falls for 10.7 days and regularly aggregates up to 2.24" (57mm) of precipitation.

How many days does it snow in December in Cedarbrook?

In Cedarbrook, Maryland, during December, snow falls for 4.2 days and regularly aggregates up to 1.69" (43mm) of snow.

What is the month with the shortest days in Cedarbrook?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

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

In December, the average day length in Cedarbrook is 9h and 26min.

What time are sunrise and sunset in December in Cedarbrook?

On the first day of December, sunrise is at 7:09 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:53 pm EST.

How long on average sun shines in December in Cedarbrook?

The average sunshine duration in December in Cedarbrook is 5h.

What is the month with the lowest UV index in Cedarbrook?

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

How high is the UV index in December in Cedarbrook?

The average daily maximum UV index in December in Cedarbrook, Maryland, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Cedarbrook, MD

Average temperature in December - Cedarbrook, MD
  • Average high temperature in December: 42.3°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

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Average pressure in December
Cedarbrook, MD

Average pressure in December - Cedarbrook, 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
Cedarbrook, MD

Average wind speed in December - Cedarbrook, MD
  • Average wind speed in December: 8.1mph

The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in December
Cedarbrook, MD

Average humidity in December - Cedarbrook, MD
  • Average humidity in December: 78%

The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, March, April, July and November (76%).

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Average rainfall in December
Cedarbrook, MD

Average rainfall in December - Cedarbrook, MD
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (1.93").

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Average rainfall days in December
Cedarbrook, MD

Average rainfall days in December - Cedarbrook, MD
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in December
Cedarbrook, MD

Average snowfall in December - Cedarbrook, MD
  • Average snowfall in December: 1.69"

The month with the highest snowfall is March (3.62").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Cedarbrook, MD

Average snowfall days in December - Cedarbrook, MD
  • Average snowfall days in December: 4.2 days

The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Cedarbrook, MD
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in December
Cedarbrook, MD

Average sunshine days in December - Cedarbrook, MD
  • Average sunshine days in December: 17.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (10.5 days).

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Average UV index in December
Cedarbrook, MD

Average UV index in December - Cedarbrook, MD
  • Average UV index in December: 2

The months with the highest UV index are 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
Cedarbrook, MD

Average cloud cover in December - Cedarbrook, MD
  • Average cloud cover in December: 46

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in December
Cedarbrook, MD

Average visibility in December - Cedarbrook, MD
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

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Cedarbrook, Maryland, USA

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