December weather forecast
Boring, MD

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Weather in December

December, the first month of the winter in Boring, is also a frosty month, with an average temperature fluctuating between 31.3°F (-0.4°C) and 43.3°F (6.3°C).

Temperature

Boring in December undergoes a slight reduction in the average high-temperature, shifting from November's fresh 51.8°F (11°C) to a frosty 43.3°F (6.3°C). Throughout the nights in December, Boring experiences an average low-temperature of 31.3°F (-0.4°C).

Humidity

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

Rainfall

In Boring, in December, during 10.2 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, there are 159.1 rainfall days, and 31.54" (801mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Boring are January through April, October through December. In Boring, Maryland, in December, during 3.9 snowfall days, 1.69" (43mm) of snow is typically accumulated. In Boring, during the entire year, snow falls for 21.2 days and aggregates up to 10.55" (268mm) of snow.

Daylight

The month with the shortest days in Boring is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:53 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 in Boring. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. When the Sun is at its strongest around midday, find shade and limit exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

Is December cold in Boring?

The high-temperature, in December, in Boring, records 43.3°F (6.3°C), while the low-temperature is 31.3°F (-0.4°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 computed to be 89.6°F (32°C).

What is the average humidity in December in Boring?

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

How many days does it rain in December in Boring?

In December, the rain falls for 10.2 days. Throughout December, 2.44" (62mm) of precipitation is accumulated.

How many days does it snow in December in Boring?

In Boring, in December, snow falls for 3.9 days, with typically accumulated 1.69" (43mm) of snow.

What is the month with the shortest days in Boring?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

How many hours of daylight does Boring have in December?

In December, the average day length is 9h and 26min.

When are sunrise and sunset in December in Boring?

On the first day of December in Boring, sunrise is at 7:09 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:53 pm EST.

How long on average sun shines in December in Boring?

The average sunshine duration in December in Boring is 4.9h.

What is the month with the lowest UV index in Boring?

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

What is the UV index reading in December in Boring?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Boring, MD

Average temperature in December - Boring, MD
  • Average high temperature in December: 43.3°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in December: 31.3°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

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Average pressure in December
Boring, MD

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

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Average wind speed in December
Boring, MD

Average wind speed in December - Boring, MD
  • Average wind speed in December: 8.1mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in December
Boring, MD

Average humidity in December - Boring, MD
  • Average humidity in December: 78%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, March, April, July and November (75%).

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Average rainfall in December
Boring, MD

Average rainfall in December - Boring, MD
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is February (1.89").

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Average rainfall days in December
Boring, MD

Average rainfall days in December - Boring, MD
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in December
Boring, MD

Average snowfall in December - Boring, MD
  • Average snowfall in December: 1.69"

The month with the highest snowfall is March (3.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Boring, MD

Average snowfall days in December - Boring, MD
  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is January (6.6 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
Boring, MD

Average daylight in December / Average sunshine in December - Boring, 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
Boring, MD

Average sunshine days in December - Boring, MD
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in December
Boring, MD

Average UV index in December - Boring, 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, November and December (UV index 2).

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Average cloud cover in December
Boring, MD

Average cloud cover in December - Boring, MD
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Boring, MD

Average visibility in December - Boring, 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).

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Boring, Maryland, USA

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