December weather forecast
Stoneridge, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Stoneridge, Maryland, with an average temperature varying between 32.4°F (0.2°C) and 45.7°F (7.6°C).

Temperature

As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a fresh 54.5°F (12.5°C) to a chilly 45.7°F (7.6°C). During the month of December, the nighttime temperature in Stoneridge, Maryland, falls to an average of 32.4°F (0.2°C).

Humidity

With an average relative humidity of 78%, December is the most humid month in Stoneridge.

Rainfall

In Stoneridge, in December, it is raining for 10.3 days, with typically 2.56" (65mm) of accumulated precipitation. In Stoneridge, during the entire year, the rain falls for 157.5 days and collects up to 30.35" (771mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Stoneridge, Maryland, in December, during 2.5 snowfall days, 1.61" (41mm) of snow is typically accumulated. In Stoneridge, Maryland, during the entire year, snow falls for 15.8 days and aggregates up to 11.5" (292mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:09 am and sunset at 4:46 pm. On the last day of December, in Stoneridge, Maryland, sunrise is at 7:28 am and sunset at 4:56 pm EST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 5.2h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Stoneridge, Maryland. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

What are December temperatures in Stoneridge?

The average high-temperature and low-temperature during December are 45.7°F (7.6°C) and 32.4°F (0.2°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 96.8°F (36°C).

What is the most humid month in Stoneridge?

With an average relative humidity of 78%, December is the most humid month.

What is the average humidity in December in Stoneridge?

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

How much does it rain in Stoneridge in December?

In Stoneridge, Maryland, in December, it is raining for 10.3 days, with typically 2.56" (65mm) of accumulated precipitation.

How much does it snow in Stoneridge in December?

In Stoneridge, in December, snow falls for 2.5 days, with typically accumulated 1.61" (41mm) of snow.

What is the month with the shortest days in Stoneridge?

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

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

The average day length in December is 9h and 28min.

What time are sunrise and sunset in December in Stoneridge?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:46 pm. On the last day of the month, in Stoneridge, sunrise is at 7:28 am and sunset at 4:56 pm EST.

What is the month with the least sunshine in Stoneridge?

The months with the least sunshine in Stoneridge are January, February and December, with an average of 5.2h of sunshine.

How many hours of sunshine does Stoneridge have in December?

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

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

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

What is the UV index intensity in December in Stoneridge?

In Stoneridge, Maryland, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Stoneridge, MD

Average temperature in December - Stoneridge, MD
  • Average high temperature in December: 45.7°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in December: 32.4°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in December
Stoneridge, MD

Average pressure in December - Stoneridge, 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
Stoneridge, MD

Average wind speed in December - Stoneridge, MD
  • Average wind speed in December: 6mph

The windiest months (with the highest average wind speed) are March and April (7mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in December
Stoneridge, MD

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

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in December
Stoneridge, MD

Average rainfall in December - Stoneridge, MD
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in December
Stoneridge, MD

Average rainfall days in December - Stoneridge, MD
  • Average rainfall days in December: 10.3 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in December
Stoneridge, MD

Average snowfall in December - Stoneridge, MD
  • Average snowfall in December: 1.61"

The month with the highest snowfall is January (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Stoneridge, MD

Average snowfall days in December - Stoneridge, MD
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (5.2 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
Stoneridge, MD

Average daylight in December / Average sunshine in December - Stoneridge, 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 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 12min).

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Average sunshine days in December
Stoneridge, MD

Average sunshine days in December - Stoneridge, MD
  • Average sunshine days in December: 17.3 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in December
Stoneridge, MD

Average UV index in December - Stoneridge, 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
Stoneridge, MD

Average cloud cover in December - Stoneridge, 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 31).

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Average visibility in December
Stoneridge, MD

Average visibility in December - Stoneridge, MD
  • Average visibility in December: 5mi

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

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Stoneridge, Maryland, USA

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