December weather forecast
Port Tobacco, MD

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Weather in December

December, the first month of the winter in Port Tobacco, is also a frosty month, with an average temperature varying between 46.9°F (8.3°C) and 34.5°F (1.4°C).

Temperature

As November makes way for December, Port Tobacco's average high-temperature eases from a cool 55°F (12.8°C) to a frosty 46.9°F (8.3°C). Port Tobacco encounters a steady low-temperature average of 34.5°F (1.4°C) throughout the month of December.

Humidity

In Port Tobacco, the average relative humidity in December is 77%.

Rainfall

In December, the rain falls for 11.5 days. Throughout December, 2.28" (58mm) of precipitation is accumulated. In Port Tobacco, during the entire year, the rain falls for 151.4 days and collects up to 29.33" (745mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Port Tobacco, in December, snow falls for 2 days, with typically accumulated 1.02" (26mm) of snow. Throughout the year, there are 13.5 snowfall days, and 7.24" (184mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Port Tobacco.
On the first day of December, sunrise is at 7:07 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:57 pm EST.

Sunshine

The months with the least sunshine are February and December, with an average of 5h of sunshine.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Port Tobacco. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

What is the usual temperature for Port Tobacco in December?

In December, in Port Tobacco, the average high-temperature is 46.9°F (8.3°C), and the average low-temperature is 34.5°F (1.4°C). 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 evaluated at 95°F (35°C).

What is the average humidity in December in Port Tobacco?

In Port Tobacco, the average relative humidity in December is 77%.

How many days does it rain in December?

In December, the rain falls for 11.5 days. Throughout December, 2.28" (58mm) of precipitation is accumulated.

How much does it snow in December?

In Port Tobacco, in December, during 2 snowfall days, 1.02" (26mm) of snow is typically accumulated.

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 Port Tobacco have in December?

In Port Tobacco, the average day length in December is 9h and 32min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:57 pm EST.

What is the month with the least sunshine?

February and December, with an average of 5h of sunshine, are months with the least sunshine in Port Tobacco.

How many hours of sunshine does Port Tobacco have in December?

The average sunshine duration in December is 5h.

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 of 2, and less, symbolizes a low health risk from unprotected exposure to 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
Port Tobacco, MD

Average temperature in December - Port Tobacco, MD
  • Average high temperature in December: 46.9°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in December: 34.5°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in December
Port Tobacco, MD

Average pressure in December - Port Tobacco, MD
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Port Tobacco, MD

Average wind speed in December - Port Tobacco, MD
  • Average wind speed in December: 6.7mph

The windiest months (with the highest average wind speed) are March and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in December
Port Tobacco, MD

Average humidity in December - Port Tobacco, MD
  • Average humidity in December: 77%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March and April (73%).

Average rainfall in December
Port Tobacco, MD

Average rainfall in December - Port Tobacco, MD
  • Average rainfall in December: 2.28"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in December
Port Tobacco, MD

Average rainfall days in December - Port Tobacco, MD
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in December
Port Tobacco, MD

Average snowfall in December - Port Tobacco, MD
  • Average snowfall in December: 1.02"

The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Port Tobacco, MD

Average snowfall days in December - Port Tobacco, MD
  • Average snowfall days in December: 2 days

The month with the highest number of snowfall days is January (4.3 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
Port Tobacco, MD

Average daylight in December / Average sunshine in December - Port Tobacco, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).

Average sunshine days in December
Port Tobacco, MD

Average sunshine days in December - Port Tobacco, MD
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.4 days).

Average UV index in December
Port Tobacco, MD

Average UV index in December - Port Tobacco, 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
Port Tobacco, MD

Average cloud cover in December - Port Tobacco, MD
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Port Tobacco, MD

Average visibility in December - Port Tobacco, MD
  • Average visibility in December: 6mi

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

Port Tobacco, Maryland, USA

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