December weather forecast
Ridgeway Manor, MD

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Weather in December

The first month of the winter, December, is also a frosty month in Ridgeway Manor, Maryland, with an average temperature varying between 34.2°F (1.2°C) and 45.5°F (7.5°C).

Temperature

In December, the average high-temperature marginally decreases from a fresh 53.4°F (11.9°C) in November to a chilly 45.5°F (7.5°C). Ridgeway Manor experiences an average nighttime temperature of 34.2°F (1.2°C) in the month of December.

Humidity

In Ridgeway Manor, the average relative humidity in December is 76%.

Rainfall

In Ridgeway Manor, in December, it is raining for 10.1 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 156.3 rainfall days, and 29.61" (752mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Ridgeway Manor, during December, snow falls for 2.2 days and regularly aggregates up to 0.79" (20mm) of snow. Throughout the year, in Ridgeway Manor, there are 12.8 snowfall days, and 6.77" (172mm) of snow is accumulated.

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 7:07 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:53 pm EST.

Sunshine

The average sunshine in December in Ridgeway Manor, Maryland, is 5.2h.

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 of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What is the average December temperature in Ridgeway Manor?

In December, in Ridgeway Manor, the average high-temperature is 45.5°F (7.5°C), and the average low-temperature is 34.2°F (1.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is evaluated at 91.4°F (33°C).

What is the average humidity in December in Ridgeway Manor?

In Ridgeway Manor, the average relative humidity in December is 76%.

How much does it rain in Ridgeway Manor in December?

In December, in Ridgeway Manor, Maryland, the rain falls for 10.1 days. Throughout December, 2.28" (58mm) of precipitation is accumulated.

How much does it snow in Ridgeway Manor in December?

In December, in Ridgeway Manor, Maryland, it is snowing for 2.2 days. Throughout December, 0.79" (20mm) of snow is accumulated.

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

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

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

In Ridgeway Manor, Maryland, the average day length in December is 9h and 28min.

When are sunrise and sunset in December in Ridgeway Manor?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:53 pm EST.

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

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

What is the month with the lowest UV index in Ridgeway Manor?

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

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

In Ridgeway Manor, Maryland, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's 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
Ridgeway Manor, MD

Average temperature in December - Ridgeway Manor, MD
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 34.2°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in December
Ridgeway Manor, MD

Average pressure in December - Ridgeway 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 (29.94"Hg).

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Average wind speed in December
Ridgeway Manor, MD

Average wind speed in December - Ridgeway Manor, MD
  • Average wind speed in December: 8.3mph

The windiest months (with the highest average wind speed) are February and March (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in December
Ridgeway Manor, MD

Average humidity in December - Ridgeway Manor, MD
  • Average humidity in December: 76%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are April and July (72%).

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Average rainfall in December
Ridgeway Manor, MD

Average rainfall in December - Ridgeway Manor, MD
  • Average rainfall in December: 2.28"

The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is January (1.77").

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Average rainfall days in December
Ridgeway Manor, MD

Average rainfall days in December - Ridgeway Manor, MD
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in December
Ridgeway Manor, MD

Average snowfall in December - Ridgeway Manor, MD
  • Average snowfall in December: 0.79"

The month with the highest snowfall is January (2.24").
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
Ridgeway Manor, MD

Average snowfall days in December - Ridgeway Manor, MD
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is February (3.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Ridgeway Manor, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in December
Ridgeway Manor, MD

Average sunshine days in December - Ridgeway Manor, MD
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is July (10.9 days).

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Average UV index in December
Ridgeway Manor, MD

Average UV index in December - Ridgeway Manor, 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
Ridgeway Manor, MD

Average cloud cover in December - Ridgeway Manor, MD
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in December
Ridgeway Manor, MD

Average visibility in December - Ridgeway Manor, 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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Ridgeway Manor, Maryland, USA

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