December weather forecast
Severna Park, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Severna Park, Maryland, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 34.7°F (1.5°C).

Temperature

December's onset brings a negligible change in high-temperatures, falling from a cool 53.8°F (12.1°C) in November to a frosty 45.5°F (7.5°C). Throughout December, an average low-temperature of 34.7°F (1.5°C) is expected.

Humidity

In Severna Park, the average relative humidity in December is 75%.

Rainfall

In December, in Severna Park, the rain falls for 11.4 days. Throughout December, 2.83" (72mm) of precipitation is accumulated. Throughout the year, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Severna Park, Maryland. In December, it is snowing for 2.4 days. Throughout December, 0.63" (16mm) of snow is accumulated. Throughout the year, in Severna Park, there are 14 snowfall days, and 6.14" (156mm) of snow is accumulated.

Ocean temperature

In Severna Park, in December, the average water temperature is 50.7°F (10.4°C).
Note: Swimming in 50.7°F (10.4°C) can be lethal. Merely spending a few minutes in 55.4°F (13°C) waters feels harsh, and venturing below 50°F (10°C) might disrupt breathing control and bring about cold shock, contingent on individual resilience.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Severna Park.
On the first day of the month, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of December, in Severna Park, sunrise is at 7:25 am and sunset at 4:53 pm EST.

Sunshine

In December, the average sunshine in Severna Park 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 value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

What is the usual temperature for Severna Park in December?

An average high-temperature, in December, in Severna Park, is 45.5°F (7.5°C) and the average low-temperature is 34.7°F (1.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 91.4°F (33°C).

What is the average humidity in December in Severna Park?

The average relative humidity in December in Severna Park, Maryland, is 75%.

How many days does it rain in December in Severna Park?

In Severna Park, during December, the rain falls for 11.4 days and regularly aggregates up to 2.83" (72mm) of precipitation.

How much does it snow in Severna Park in December?

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

What is the ocean temperature in December in Severna Park?

In Severna Park, Maryland, in December, the average water temperature is 50.7°F (10.4°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the month with the shortest days in Severna Park?

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

How many hours of daylight does Severna Park have in December?

The average day length in December is 9h and 29min.

When is the sunrise / sunset in December in Severna Park?

On the first day of December in Severna Park, sunrise is at 7:06 am and sunset at 4:44 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 Severna Park?

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

What are the months with the lowest UV index in Severna Park?

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

How high is the UV index in December in Severna Park?

In Severna Park, 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
Severna Park, MD

Average temperature in December - Severna Park, 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).

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Average pressure in December
Severna Park, MD

Average pressure in December - Severna Park, 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
Severna Park, MD

Average wind speed in December - Severna Park, 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).

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Average humidity in December
Severna Park, MD

Average humidity in December - Severna Park, 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%).

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Average rainfall in December
Severna Park, MD

Average rainfall in December - Severna Park, 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").

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Average rainfall days in December
Severna Park, MD

Average rainfall days in December - Severna Park, 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).

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Average snowfall in December
Severna Park, MD

Average snowfall in December - Severna Park, 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").

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Average snowfall days in December
Severna Park, MD

Average snowfall days in December - Severna Park, 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).

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Average sea temperature in December
Severna Park, MD

Average sea temperature in December - Severna Park, MD
  • Average sea temperature in December: 50.7°F

The best month for swimming (with the highest average sea temperature) is August (77.5°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).

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Average daylight in December /
Average sunshine in December
Severna Park, MD

Average daylight in December / Average sunshine in December - Severna Park, 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).

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Average sunshine days in December
Severna Park, MD

Average sunshine days in December - Severna Park, 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).

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Average UV index in December
Severna Park, MD

Average UV index in December - Severna Park, 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).

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Average cloud cover in December
Severna Park, MD

Average cloud cover in December - Severna Park, 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).

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Average visibility in December
Severna Park, MD

Average visibility in December - Severna Park, 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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Severna Park, Maryland, USA

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