December weather forecast
Parvilla, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Parvilla, Maryland, with temperature in the range of an average high of 46°F (7.8°C) and an average low of 36.5°F (2.5°C).

Temperature

Parvilla's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's cool 54.5°F (12.5°C) to a frosty 46°F (7.8°C). In the month of December, the average temperature in Parvilla dips to a wintry 36.5°F (2.5°C) during the night.

Humidity

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

Rainfall

In Parvilla, in December, during 7.4 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. In Parvilla, Maryland, 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, it is snowing for 1.5 days. Throughout December, 0.12" (3mm) of snow is accumulated. In Parvilla, during the entire year, snow falls for 8.3 days and aggregates up to 1.22" (31mm) of snow.

Daylight

December has the shortest days of the year in Parvilla, 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 4:44 pm. On the last day of December, sunrise is at 7:24 am and sunset at 4:54 pm EST.

Sunshine

In Parvilla, the average sunshine in December is 5.2h.

UV index

The months with the lowest UV index in Parvilla are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the average December temperature in Parvilla?

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

What is the average humidity in December in Parvilla?

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

How much does it rain in Parvilla in December?

In Parvilla, Maryland, 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 Parvilla?

In Parvilla, during December, snow falls for 1.5 days and regularly aggregates up to 0.12" (3mm) of snow.

What is the month with the shortest days in Parvilla?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Parvilla, Maryland.

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

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

When is the sunrise / sunset in December in Parvilla?

On the first day of December in Parvilla, Maryland, 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 4:54 pm EST.

How long on average sun shines in December in Parvilla?

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

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

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

How high is the UV index in December in Parvilla?

In December, the average daily maximum UV index in Parvilla is 2. A UV Index reading of 2, and below, represents 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
Parvilla, MD

Average temperature in December - Parvilla, 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).

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Average pressure in December
Parvilla, MD

Average pressure in December - Parvilla, 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).

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Average wind speed in December
Parvilla, MD

Average wind speed in December - Parvilla, 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).

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Average humidity in December
Parvilla, MD

Average humidity in December - Parvilla, 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%).

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Average rainfall in December
Parvilla, MD

Average rainfall in December - Parvilla, 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").

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Average rainfall days in December
Parvilla, MD

Average rainfall days in December - Parvilla, 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).

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Average snowfall in December
Parvilla, MD

Average snowfall in December - Parvilla, 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").

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Average snowfall days in December
Parvilla, MD

Average snowfall days in December - Parvilla, 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).

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

Average daylight in December / Average sunshine in December - Parvilla, 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).

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Average sunshine days in December
Parvilla, MD

Average sunshine days in December - Parvilla, 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).

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Average UV index in December
Parvilla, MD

Average UV index in December - Parvilla, 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).

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Average cloud cover in December
Parvilla, MD

Average cloud cover in December - Parvilla, 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).

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Average visibility in December
Parvilla, MD

Average visibility in December - Parvilla, 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).

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Parvilla, Maryland, USA

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