December weather forecast
Trengail Manor, MD

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Weather in December

The first month of the winter, December, is also an icy month in Trengail Manor, Maryland, with an average temperature ranging between max 41.5°F (5.3°C) and min 29.3°F (-1.5°C).

Temperature

A shift in Trengail Manor's weather is observed as November turns into December, with the average high temperature reducing from a cool 50.7°F (10.4°C) to a wintry 41.5°F (5.3°C). An average low-temperature of 29.3°F (-1.5°C) is recorded in the month of December.

Humidity

In Trengail Manor, the average relative humidity in December is 78%.

Rainfall

In Trengail Manor, in December, during 11.2 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. In Trengail Manor, during the entire year, the rain falls for 164.7 days and collects up to 29.17" (741mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Trengail Manor, Maryland, during December, snow falls for 5.2 days and regularly aggregates up to 2.17" (55mm) of snow. In Trengail Manor, during the entire year, snow falls for 28.6 days and aggregates up to 14.65" (372mm) of snow.

Daylight

December has the shortest days of the year in Trengail Manor, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:12 am and sunset at 4:47 pm. On the last day of December, sunrise is at 7:31 am and sunset at 4:56 pm EST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 during December leads to these advisories:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is December in Trengail Manor?

In Trengail Manor, 41.5°F (5.3°C) is the average high-temperature and 29.3°F (-1.5°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 87.8°F (31°C).

What is the average humidity in December in Trengail Manor?

The average relative humidity in December is 78%.

How many days does it rain in December in Trengail Manor?

In Trengail Manor, in December, it is raining for 11.2 days, with typically 2.24" (57mm) of accumulated precipitation.

How many days does it snow in December in Trengail Manor?

In Trengail Manor, during December, snow falls for 5.2 days and regularly aggregates up to 2.17" (55mm) of snow.

What is the month with the shortest days in Trengail Manor?

The month with the shortest days in Trengail Manor, Maryland, is December, with an average of 9h and 24min of daylight.

What is the average length of the day in December in Trengail Manor?

In Trengail Manor, Maryland, the average day length in December is 9h and 25min.

What time are sunrise and sunset in December in Trengail Manor?

In December, on the first day of the month, sunrise is at 7:12 am and sunset at 4:47 pm. On the last day of the month, in Trengail Manor, sunrise is at 7:31 am and sunset at 4:56 pm EST.

How long on average sun shines in December in Trengail Manor?

In Trengail Manor, Maryland, the average sunshine duration in December is 4.9h.

What are the months with the lowest UV index in Trengail Manor?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Trengail Manor, Maryland.

What is the UV index intensity in December in Trengail Manor?

In Trengail Manor, Maryland, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Trengail Manor, MD

Average temperature in December - Trengail Manor, MD
  • Average high temperature in December: 41.5°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in December
Trengail Manor, MD

Average pressure in December - Trengail Manor, 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).

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Average wind speed in December
Trengail Manor, MD

Average wind speed in December - Trengail Manor, MD
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in December
Trengail Manor, MD

Average humidity in December - Trengail Manor, MD
  • Average humidity in December: 78%

The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in December
Trengail Manor, MD

Average rainfall in December - Trengail Manor, MD
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.97").

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Average rainfall days in December
Trengail Manor, MD

Average rainfall days in December - Trengail Manor, MD
  • Average rainfall days in December: 11.2 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.8 days).

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Average snowfall in December
Trengail Manor, MD

Average snowfall in December - Trengail Manor, MD
  • Average snowfall in December: 2.17"

The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Trengail Manor, MD

Average snowfall days in December - Trengail Manor, MD
  • Average snowfall days in December: 5.2 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Trengail Manor, MD

Average daylight in December / Average sunshine in December - Trengail Manor, MD
  • 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: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Trengail Manor, MD

Average sunshine days in December - Trengail Manor, MD
  • Average sunshine days in December: 16.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.7 days).

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Average UV index in December
Trengail Manor, MD

Average UV index in December - Trengail Manor, MD
  • Average UV index in December: 2

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Trengail Manor, MD

Average cloud cover in December - Trengail Manor, MD
  • Average cloud cover in December: 49

The months with the most cloud cover are January, February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Trengail Manor, MD

Average visibility in December - Trengail Manor, MD
  • Average visibility in December: 6mi

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

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Trengail Manor, Maryland, USA

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