December weather forecast
Newport, DE

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Weather in December

In December, families in Newport get ready for the festive season amidst typical winter conditions. Snowfall becomes more likely, and the landscape turns into a winter wonderland. A decrease to a chilly 45.5°F (7.5°C) from November's high of 54°F (12.2°C) brings the winter cold. The limited daylight hours and the tranquil, snowy sights, make December a month of reflection and celebration. As the year concludes, January promises a fresh start amidst its pristine winter chill.

Temperature

In December, the average high-temperature in Newport marginally drops from a cool 54°F (12.2°C) in November to a frosty 45.5°F (7.5°C). Throughout December, an average nighttime temperature of 35.4°F (1.9°C) is experienced in Newport.

Humidity

The average relative humidity in December is 77%.

Rainfall

In December, the rain falls for 9.2 days. Throughout December, 1.42" (36mm) of precipitation is accumulated. Throughout the year, there are 132.2 rainfall days, and 15.39" (391mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Newport, in December, snow falls for 2.2 days, with typically accumulated 0.43" (11mm) of snow. In Newport, during the entire year, snow falls for 13 days and aggregates up to 3.58" (91mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of December in Newport, sunrise is at 7:04 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:48 pm EST.

Sunshine

In December, the average sunshine in Newport is 5.2h.

UV index

The months with the lowest UV index are January, February 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 rays for average individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average December temperature in Newport?

The average high-temperature and low-temperature during December are 45.5°F (7.5°C) and 35.4°F (1.9°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in December in Newport?

In Newport, Delaware, the average relative humidity in December is 77%.

How much does it rain in Newport in December?

In Newport, Delaware, in December, during 9.2 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

How much does it snow in Newport in December?

In Newport, Delaware, during December, snow falls for 2.2 days and regularly aggregates up to 0.43" (11mm) of snow.

What is the month with the shortest days in Newport?

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

How many hours of daylight does Newport have in December?

In December, the average day length in Newport is 9h and 25min.

When is the sunrise / sunset in December in Newport?

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 4:38 pm. On the last day of the month, in Newport, Delaware, sunrise is at 7:23 am and sunset at 4:48 pm EST.

How long on average sun shines in December in Newport?

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

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

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

What is the UV index intensity in December in Newport?

In Newport, Delaware, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Newport, DE

Average temperature in December - Newport, DE
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in December: 35.4°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in December
Newport, DE

Average pressure in December - Newport, DE
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Newport, DE

Average wind speed in December - Newport, DE
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in December
Newport, DE

Average humidity in December - Newport, DE
  • Average humidity in December: 77%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in December
Newport, DE

Average rainfall in December - Newport, DE
  • Average rainfall in December: 1.42"

The wettest month (with the highest rainfall) is August (1.81").
The driest month (with the least rainfall) is January (0.75").

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Average rainfall days in December
Newport, DE

Average rainfall days in December - Newport, DE
  • Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is November (7.3 days).

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Average snowfall in December
Newport, DE

Average snowfall in December - Newport, DE
  • Average snowfall in December: 0.43"

The month with the highest snowfall is January (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Newport, DE

Average snowfall days in December - Newport, DE
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is January (4 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
Newport, DE

Average daylight in December / Average sunshine in December - Newport, DE
  • 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 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 0min).

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Average sunshine days in December
Newport, DE

Average sunshine days in December - Newport, DE
  • Average sunshine days in December: 20.1 days

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in December
Newport, DE

Average UV index in December - Newport, DE
  • 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 and December (UV index 2).

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Average cloud cover in December
Newport, DE

Average cloud cover in December - Newport, DE
  • Average cloud cover in December: 45

The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in December
Newport, DE

Average visibility in December - Newport, DE
  • 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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Newport, Delaware, USA

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