December weather forecast
Severn, NC

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Weather in December

The first month of the winter, December, is also a fresh month in Severn, North Carolina, with an average temperature varying between 52.2°F (11.2°C) and 37.9°F (3.3°C).

Temperature

Severn observes a small decrease in the average high-temperature with the arrival of December, falling from November's moderate 58.8°F (14.9°C) to a fresh 52.2°F (11.2°C). In Severn, the nighttime temperature averages to an icy 37.9°F (3.3°C) during December.

Humidity

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

Rainfall

In Severn, in December, during 11.3 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, there are 161.4 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Severn are January through March and December. December is the first month it typically snows in Severn. Throughout December, in the average 0.5 snowfall days, it receives 0.43" (11mm) of snow. Throughout the year, in Severn, there are 5.6 snowfall days, and 3.43" (87mm) of snow is accumulated.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:02 am and sunset at 4:53 pm. On the last day of December, sunrise is at 7:20 am and sunset at 5:03 pm EST.

Sunshine

The average sunshine in December in Severn is 5.5h.

UV index

In December, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 3 in December leads to these recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What are December temperatures in Severn?

In Severn, 52.2°F (11.2°C) is the average high-temperature and 37.9°F (3.3°C) is the average low-temperature during December. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 86°F (30°C).

What is the average humidity in December in Severn?

The average relative humidity in December is 78%.

How much does it rain in Severn in December?

In December, the rain falls for 11.3 days. Throughout December, 2.36" (60mm) of precipitation is accumulated.

When does it start snowing in Severn?

December is the first month it typically snows in Severn, North Carolina. Throughout December, in the average 0.5 snowfall days, it receives 0.43" (11mm) of snow.

What is the month with the shortest days in Severn?

The month with the shortest days is December, with an average of 9h and 42min of daylight.

How many hours of daylight does Severn have in December?

In December, the average day length in Severn, North Carolina, is 9h and 43min.

When are sunrise and sunset in December in Severn?

On the first day of December in Severn, North Carolina, sunrise is at 7:02 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:03 pm EST.

How long on average sun shines in December in Severn?

In Severn, North Carolina, the average sunshine duration in December is 5.5h.

How high is the UV index in December in Severn?

The average daily maximum UV index in December in Severn, North Carolina, is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Severn, NC

Average temperature in December - Severn, NC
  • Average high temperature in December: 52.2°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (47.3°F).

  • Average low temperature in December: 37.9°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (32°F).

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Average pressure in December
Severn, NC

Average pressure in December - Severn, NC
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in December
Severn, NC

Average wind speed in December - Severn, NC
  • Average wind speed in December: 7.2mph

The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in December
Severn, NC

Average humidity in December - Severn, NC
  • Average humidity in December: 78%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, February, April and November (75%).

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Average rainfall in December
Severn, NC

Average rainfall in December - Severn, NC
  • Average rainfall in December: 2.36"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is October (2.09").

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Average rainfall days in December
Severn, NC

Average rainfall days in December - Severn, NC
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).

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Average snowfall in December
Severn, NC

Average snowfall in December - Severn, NC
  • Average snowfall in December: 0.43"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Severn, NC

Average snowfall days in December - Severn, NC
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Severn, NC

Average daylight in December / Average sunshine in December - Severn, NC
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

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Average sunshine days in December
Severn, NC

Average sunshine days in December - Severn, NC
  • Average sunshine days in December: 18.8 days

The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is July (10.6 days).

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Average UV index in December
Severn, NC

Average UV index in December - Severn, NC
  • Average UV index in December: 3

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Severn, NC

Average cloud cover in December - Severn, NC
  • Average cloud cover in December: 41

The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 32).

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Average visibility in December
Severn, NC

Average visibility in December - Severn, NC
  • Average visibility in December: 6mi

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

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Severn, North Carolina, USA

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