December weather forecast
Eastport, MD

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Weather in December

December, the first month of the winter in Eastport, is still a chilly month, with an average temperature fluctuating between 46°F (7.8°C) and 36.5°F (2.5°C).

Temperature

The arrival of December signals a subtle shift in temperature, down from a fresh 54.5°F (12.5°C) in November to a frosty 46°F (7.8°C). During December, Eastport witnesses a consistent average low-temperature of 36.5°F (2.5°C).

Humidity

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

Rainfall

In December, the rain falls for 7.4 days. Throughout December, 0.67" (17mm) of precipitation is accumulated. In Eastport, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In December, in Eastport, it is snowing for 1.5 days. Throughout December, 0.12" (3mm) of snow is accumulated. In Eastport, during the entire year, snow falls for 8.3 days and aggregates up to 1.22" (31mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:53 pm EST.

Sunshine

The average sunshine in December 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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Eastport in December?

The high-temperature during December is 46°F (7.8°C) and the low-temperature is 36.5°F (2.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 89.6°F (32°C).

What is the average humidity in December?

The average relative humidity in December is 75%.

How many days does it rain in December?

In Eastport, during December, the rain falls for 7.4 days and regularly aggregates up to 0.67" (17mm) of precipitation.

How many days does it snow in December?

In Eastport, in December, snow falls for 1.5 days, with typically accumulated 0.12" (3mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Eastport have in December?

In December, the average day length is 9h and 29min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:53 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 5.2h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk 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
Eastport, MD

Average temperature in December - Eastport, MD
  • Average high temperature in December: 46°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in December: 36.5°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in December
Eastport, MD

Average pressure in December - Eastport, 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 (29.94"Hg).

Average wind speed in December
Eastport, MD

Average wind speed in December - Eastport, MD
  • Average wind speed in December: 9.3mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in December
Eastport, MD

Average humidity in December - Eastport, 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%).

Average rainfall in December
Eastport, MD

Average rainfall in December - Eastport, MD
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in December
Eastport, MD

Average rainfall days in December - Eastport, MD
  • Average rainfall days in December: 7.4 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

Average snowfall in December
Eastport, MD

Average snowfall in December - Eastport, MD
  • Average snowfall in December: 0.12"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Eastport, MD

Average snowfall days in December - Eastport, MD
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Eastport, MD

Average daylight in December / Average sunshine in December - Eastport, 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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in December
Eastport, MD

Average sunshine days in December - Eastport, MD
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

Average UV index in December
Eastport, MD

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

Average cloud cover in December
Eastport, MD

Average cloud cover in December - Eastport, 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).

Average visibility in December
Eastport, MD

Average visibility in December - Eastport, 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).

Eastport, Maryland, USA

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