December weather forecast
Capetowne, MD

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Weather in December

The first month of the winter, December, is also a frosty month in Capetowne, Maryland, with an average temperature fluctuating between 34.7°F (1.5°C) and 45.5°F (7.5°C).

Temperature

December signifies a gentle decline in Capetowne's average high-temperature, easing from a fresh 53.8°F (12.1°C) in November to a frosty 45.5°F (7.5°C). In December, Capetowne records an average nighttime temperature of 34.7°F (1.5°C).

Humidity

In December, the average relative humidity is 75%.

Rainfall

In December, the rain falls for 11.4 days. Throughout December, 2.83" (72mm) of precipitation is accumulated. In Capetowne, during the entire year, the rain falls for 155.7 days and collects up to 31.22" (793mm) of precipitation.

Snowfall

Months with snowfall in Capetowne are January through April, November and December. In Capetowne, during December, snow falls for 2.4 days and regularly aggregates up to 0.63" (16mm) of snow. In Capetowne, during the entire year, snow falls for 14 days and aggregates up to 6.14" (156mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Capetowne, Maryland.
On the first day of December, sunrise is at 7:06 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:53 pm EST.

Sunshine

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

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the usual temperature for Capetowne in December?

The high-temperature, in December, in Capetowne, records 45.5°F (7.5°C), while the low-temperature is 34.7°F (1.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 91.4°F (33°C).

What is the average humidity in December in Capetowne?

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

How much does it rain in Capetowne in December?

In Capetowne, during December, the rain falls for 11.4 days and regularly aggregates up to 2.83" (72mm) of precipitation.

How much does it snow in Capetowne in December?

In Capetowne, Maryland, in December, during 2.4 snowfall days, 0.63" (16mm) of snow is typically accumulated.

What is the month with the shortest days in Capetowne?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

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

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

What time are sunrise and sunset in December in Capetowne?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 4:43 pm. On the last day of the month, in Capetowne, sunrise is at 7:24 am and sunset at 4:53 pm EST.

How long on average sun shines in December in Capetowne?

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

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

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

How high is the UV index in December in Capetowne?

In Capetowne, 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 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
Capetowne, MD

Average temperature in December - Capetowne, 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 (39.6°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in December
Capetowne, MD

Average pressure in December - Capetowne, 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
Capetowne, MD

Average wind speed in December - Capetowne, MD
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in December
Capetowne, MD

Average humidity in December - Capetowne, 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
Capetowne, MD

Average rainfall in December - Capetowne, MD
  • Average rainfall in December: 2.83"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in December
Capetowne, MD

Average rainfall days in December - Capetowne, MD
  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in December
Capetowne, MD

Average snowfall in December - Capetowne, MD
  • Average snowfall in December: 0.63"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Capetowne, MD

Average snowfall days in December - Capetowne, MD
  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is January (4.4 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
Capetowne, MD

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

Average sunshine days in December - Capetowne, MD
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in December
Capetowne, MD

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

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Average cloud cover in December
Capetowne, MD

Average cloud cover in December - Capetowne, 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
Capetowne, MD

Average visibility in December - Capetowne, 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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Capetowne, Maryland, USA

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