December weather forecast
Eagle Harbor, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Eagle Harbor, Maryland, with an average temperature ranging between min 36.5°F (2.5°C) and max 46.6°F (8.1°C).

Temperature

The beginning of December brings a minor change in the average high-temperature, shifting from a cool 54.9°F (12.7°C) in November to a chilly 46.6°F (8.1°C). The temperature dips to an average of 36.5°F (2.5°C) during December nights.

Humidity

The average relative humidity in December is 76%.

Rainfall

In Eagle Harbor, during December, the rain falls for 10.6 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, in Eagle Harbor, Maryland, there are 158.1 rainfall days, and 33.07" (840mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Eagle Harbor, in December, snow falls for 1.7 days, with typically accumulated 0.71" (18mm) of snow. Throughout the year, there are 10.6 snowfall days, and 5.51" (140mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:06 am and sunset at 4:46 pm. On the last day of December, sunrise is at 7:24 am and sunset at 4:55 pm EST.

Sunshine

The average sunshine in December is 5.1h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.

Frequently asked questions

What is the temperature in December in Eagle Harbor?

During December, Eagle Harbor experiences an average high-temperature of 46.6°F (8.1°C) and a low-temperature of 36.5°F (2.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is estimated at 91.4°F (33°C).

What is the average humidity in December?

In Eagle Harbor, the average relative humidity in December is 76%.

How many days does it rain in December?

In Eagle Harbor, during December, the rain falls for 10.6 days and regularly aggregates up to 2.13" (54mm) of precipitation.

How many days does it snow in December?

In Eagle Harbor, in December, during 1.7 snowfall days, 0.71" (18mm) of snow is typically accumulated.

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 Eagle Harbor have in December?

In Eagle Harbor, the average day length in December is 9h and 32min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:55 pm EST.

How many hours of sunshine does Eagle Harbor have in December?

In December, the average sunshine duration is 5.1h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Eagle Harbor, MD

Average temperature in December - Eagle Harbor, MD
  • Average high temperature in December: 46.6°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in December: 36.5°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 (30°F).

Average pressure in December
Eagle Harbor, MD

Average pressure in December - Eagle Harbor, MD
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Eagle Harbor, MD

Average wind speed in December - Eagle Harbor, MD
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is March (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in December
Eagle Harbor, MD

Average humidity in December - Eagle Harbor, MD
  • Average humidity in December: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (72%).

Average rainfall in December
Eagle Harbor, MD

Average rainfall in December - Eagle Harbor, MD
  • Average rainfall in December: 2.13"

The wettest month (with the highest rainfall) is July (4.41").
The driest month (with the least rainfall) is January (1.81").

Average rainfall days in December
Eagle Harbor, MD

Average rainfall days in December - Eagle Harbor, MD
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is November (8 days).

Average snowfall in December
Eagle Harbor, MD

Average snowfall in December - Eagle Harbor, MD
  • Average snowfall in December: 0.71"

The month with the highest snowfall is January (1.85").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Eagle Harbor, MD

Average snowfall days in December - Eagle Harbor, MD
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Eagle Harbor, MD

Average daylight in December / Average sunshine in December - Eagle Harbor, MD
  • 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 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in December
Eagle Harbor, MD

Average sunshine days in December - Eagle Harbor, MD
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (11.3 days).

Average UV index in December
Eagle Harbor, MD

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

Average cloud cover in December
Eagle Harbor, MD

Average cloud cover in December - Eagle Harbor, MD
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in December
Eagle Harbor, MD

Average visibility in December - Eagle Harbor, 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).

Eagle Harbor, Maryland, USA

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