December weather forecast
Burtonsville, MD

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Weather in December

December, the first month of the winter in Burtonsville, is also a frosty month, with an average temperature ranging between max 45.3°F (7.4°C) and min 33.1°F (0.6°C).

Temperature

The shift from November to December coincides with a small decrease in the average high-temperature, down to a frosty 45.3°F (7.4°C) from a fresh 53.2°F (11.8°C). Burtonsville throughout December, experiences an average nighttime temperature of 33.1°F (0.6°C).

Humidity

May, October and December, with an average relative humidity of 76%, are the most humid months in Burtonsville.

Rainfall

In December, the rain falls for 9.9 days. Throughout December, 2.56" (65mm) of precipitation is accumulated. Throughout the year, there are 155.7 rainfall days, and 31.42" (798mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Burtonsville, during December, snow falls for 3.5 days and regularly aggregates up to 1.38" (35mm) of snow. In Burtonsville, during the entire year, snow falls for 17.8 days and aggregates up to 9.21" (234mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:26 am and sunset at 4:55 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 reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Around midday, solar radiation is most harmful; hence, exposure should be limited. Boost your sun resistance with garments that are densely woven yet spacious. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.

Frequently asked questions

What is the average December temperature?

During December, Burtonsville experiences an average high-temperature of 45.3°F (7.4°C) and a low-temperature of 33.1°F (0.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in August is estimated at 93.2°F (34°C).

What is the most humid month?

May, October and December, with an average relative humidity of 76%, are most humid months.

What is the average humidity in December?

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

How many days does it rain in December?

In Burtonsville, during December, the rain falls for 9.9 days and regularly aggregates up to 2.56" (65mm) of precipitation.

How many days does it snow in December?

In Burtonsville, in December, snow falls for 3.5 days, with typically accumulated 1.38" (35mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Burtonsville have in December?

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

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:08 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:55 pm EST.

How many hours of sunshine does Burtonsville have in December?

The average sunshine duration in December is 5.1h.

What is the month 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?

In Burtonsville, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to 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
Burtonsville, MD

Average temperature in December - Burtonsville, MD
  • Average high temperature in December: 45.3°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in December
Burtonsville, MD

Average pressure in December - Burtonsville, 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
Burtonsville, MD

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

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Burtonsville, MD

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

The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).

Average rainfall in December
Burtonsville, MD

Average rainfall in December - Burtonsville, MD
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is August (4.02").
The driest months (with the least rainfall) are January and February (2.01").

Average rainfall days in December
Burtonsville, MD

Average rainfall days in December - Burtonsville, MD
  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9 days).

Average snowfall in December
Burtonsville, MD

Average snowfall in December - Burtonsville, MD
  • Average snowfall in December: 1.38"

The month with the highest snowfall is March (2.95").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Burtonsville, MD

Average snowfall days in December - Burtonsville, MD
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is January (5.4 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
Burtonsville, MD

Average daylight in December / Average sunshine in December - Burtonsville, 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
Burtonsville, MD

Average sunshine days in December - Burtonsville, MD
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (11.7 days).

Average UV index in December
Burtonsville, MD

Average UV index in December - Burtonsville, 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
Burtonsville, MD

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

The months with the most cloud cover are March and December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
Burtonsville, MD

Average visibility in December - Burtonsville, 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).

Burtonsville, Maryland, USA

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