December weather forecast
Rockview Beach, MD

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Weather in December

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

Temperature

Rockview Beach's December weather features a light decline in high-temperatures, reducing from a fresh 53.8°F (12.1°C) in November to a frosty 45.5°F (7.5°C). An average low-temperature of 34.7°F (1.5°C) is common in Rockview Beach during the nights of December.

Humidity

In Rockview Beach, Maryland, the average relative humidity in December is 75%.

Rainfall

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

Snowfall

Months with snowfall are January through April, November and December. In Rockview Beach, in December, during 2.4 snowfall days, 0.63" (16mm) of snow is typically accumulated. Throughout the year, there are 14 snowfall days, and 6.14" (156mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Rockview Beach, Maryland, 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 4:43 pm. On the last day of December, in Rockview Beach, sunrise is at 7:25 am and sunset at 4:53 pm EST.

Sunshine

In Rockview Beach, the average sunshine in December is 5.2h.

UV index

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 2 during December translates into the following guidance:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the usual temperature for Rockview Beach in December?

In December, in Rockview Beach, the average high-temperature is 45.5°F (7.5°C), and the average low-temperature is 34.7°F (1.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 91.4°F (33°C).

What is the average humidity in December in Rockview Beach?

In December, the average relative humidity is 75%.

How much does it rain in Rockview Beach in December?

In Rockview Beach, 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 Rockview Beach in December?

In December, in Rockview Beach, it is snowing for 2.4 days. Throughout December, 0.63" (16mm) of snow is accumulated.

What is the month with the shortest days in Rockview Beach?

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

How many hours of daylight does Rockview Beach have in December?

In December, the average day length in Rockview Beach is 9h and 28min.

What time are sunrise and sunset in December in Rockview Beach?

On the first day of December in Rockview Beach, Maryland, sunrise is at 7:06 am and sunset at 4:43 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 Rockview Beach?

The average sunshine duration in December in Rockview Beach is 5.2h.

What are the months with the lowest UV index in Rockview Beach?

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

What is the UV index reading in December in Rockview Beach?

The average daily maximum UV index in December in Rockview Beach, Maryland, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Rockview Beach, MD

Average temperature in December - Rockview Beach, 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
Rockview Beach, MD

Average pressure in December - Rockview Beach, 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
Rockview Beach, MD

Average wind speed in December - Rockview Beach, 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
Rockview Beach, MD

Average humidity in December - Rockview Beach, 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
Rockview Beach, MD

Average rainfall in December - Rockview Beach, 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
Rockview Beach, MD

Average rainfall days in December - Rockview Beach, 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
Rockview Beach, MD

Average snowfall in December - Rockview Beach, 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
Rockview Beach, MD

Average snowfall days in December - Rockview Beach, 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
Rockview Beach, MD

Average daylight in December / Average sunshine in December - Rockview Beach, 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
Rockview Beach, MD

Average sunshine days in December - Rockview Beach, 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
Rockview Beach, MD

Average UV index in December - Rockview Beach, 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
Rockview Beach, MD

Average cloud cover in December - Rockview Beach, 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
Rockview Beach, MD

Average visibility in December - Rockview Beach, 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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Rockview Beach, Maryland, USA

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