December weather forecast
Ellendale, DE

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Weather in December

The first month of the winter, December, is also a frosty month in Ellendale, Delaware, with temperature in the range of an average high of 46.8°F (8.2°C) and an average low of 36.3°F (2.4°C).

Temperature

December signifies a gentle decline in Ellendale's average high-temperature, easing from a cool 54.5°F (12.5°C) in November to a frosty 46.8°F (8.2°C). Throughout December, Ellendale records an average temperature of 36.3°F (2.4°C) at night.

Humidity

In December, the average relative humidity is 77%.

Rainfall

In Ellendale, during December, the rain falls for 10.2 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, in Ellendale, there are 152.4 rainfall days, and 25.94" (659mm) of precipitation is accumulated.

Snowfall

January through March, May, November and December are months with snowfall in Ellendale. In Ellendale, during December, snow falls for 1.7 days and regularly aggregates up to 0.83" (21mm) of snow. Throughout the year, there are 10.4 snowfall days, and 4.29" (109mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Ellendale, Delaware.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:40 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:50 pm EST.

Sunshine

The average sunshine in December in Ellendale, Delaware, is 5.2h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Ellendale in December?

In December, the average high-temperature and low-temperature in Ellendale, Delaware, are 46.8°F (8.2°C) and 36.3°F (2.4°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in December in Ellendale?

In December, the average relative humidity is 77%.

How much does it rain in Ellendale in December?

In Ellendale, Delaware, in December, it is raining for 10.2 days, with typically 1.89" (48mm) of accumulated precipitation.

How much does it snow in Ellendale in December?

In Ellendale, Delaware, in December, during 1.7 snowfall days, 0.83" (21mm) of snow is typically accumulated.

What is the month with the shortest days in Ellendale?

December has the shortest days of the year in Ellendale, with an average of 9h and 30min of daylight.

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

The average day length in December in Ellendale, Delaware, is 9h and 30min.

When are sunrise and sunset in December in Ellendale?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:50 pm EST.

How long on average sun shines in December in Ellendale?

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

What are the months with the lowest UV index in Ellendale?

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

How high is the UV index in December in Ellendale?

In December, the average daily maximum UV index in Ellendale, Delaware, is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Ellendale, DE

Average temperature in December - Ellendale, DE
  • Average high temperature in December: 46.8°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in December: 36.3°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 (29.7°F).

Average pressure in December
Ellendale, DE

Average pressure in December - Ellendale, DE
  • Average pressure in December: 30.1"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).

Average wind speed in December
Ellendale, DE

Average wind speed in December - Ellendale, DE
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is February (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in December
Ellendale, DE

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

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall in December
Ellendale, DE

Average rainfall in December - Ellendale, DE
  • Average rainfall in December: 1.89"

The wettest month (with the highest rainfall) is August (3.07").
The driest month (with the least rainfall) is January (1.5").

Average rainfall days in December
Ellendale, DE

Average rainfall days in December - Ellendale, DE
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in December
Ellendale, DE

Average snowfall in December - Ellendale, DE
  • Average snowfall in December: 0.83"

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

Average snowfall days in December
Ellendale, DE

Average snowfall days in December - Ellendale, DE
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Ellendale, DE

Average daylight in December / Average sunshine in December - Ellendale, DE
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
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
Ellendale, DE

Average sunshine days in December - Ellendale, DE
  • Average sunshine days in December: 18.8 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in December
Ellendale, DE

Average UV index in December - Ellendale, 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 and December (UV index 2).

Average cloud cover in December
Ellendale, DE

Average cloud cover in December - Ellendale, DE
  • 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 27).

Average visibility in December
Ellendale, DE

Average visibility in December - Ellendale, 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).

Ellendale, Delaware, USA

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