December weather forecast
Prince Frederick, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Prince Frederick, Maryland, with an average temperature fluctuating between 36.5°F (2.5°C) and 46.6°F (8.1°C).

Temperature

As Prince Frederick enters December, the average high-temperature subtly lowers from the a fresh 54.9°F (12.7°C) of November to a frosty 46.6°F (8.1°C). In Prince Frederick, December nights cool down to an average of 36.5°F (2.5°C).

Humidity

The average relative humidity in December is 76%.

Rainfall

In Prince Frederick, in December, during 10.6 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Prince Frederick, during the entire year, the rain falls for 158.1 days and collects up to 33.07" (840mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 1.7 days. Throughout December, 0.71" (18mm) of snow is accumulated. In Prince Frederick, during the entire year, snow falls for 10.6 days and aggregates up to 5.51" (140mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:05 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:23 am and sunset at 4:55 pm EST.

Sunshine

The average sunshine in December is 5.1h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Prince Frederick in December?

Prince Frederick in December has an average high-temperature of 46.6°F (8.1°C) and an average low-temperature of 36.5°F (2.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 91.4°F (33°C).

What is the average humidity in December?

In December, the average relative humidity is 76%.

How many days does it rain in December?

In Prince Frederick, in December, it is raining for 10.6 days, with typically 2.13" (54mm) of accumulated precipitation.

How many days does it snow in December?

In Prince Frederick, in December, snow falls for 1.7 days, with typically accumulated 0.71" (18mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Prince Frederick have in December?

The average day length in December is 9h and 32min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:05 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:55 pm EST.

How many hours of sunshine does Prince Frederick have in December?

In Prince Frederick, the average sunshine duration in December is 5.1h.

When is the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Prince Frederick, MD

Average temperature in December - Prince Frederick, MD
  • Average high temperature in December: 46.6°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in December: 36.5°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 (30°F).

Average pressure in December
Prince Frederick, MD

Average pressure in December - Prince Frederick, MD
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Prince Frederick, MD

Average wind speed in December - Prince Frederick, MD
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is March (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in December
Prince Frederick, MD

Average humidity in December - Prince Frederick, MD
  • Average humidity in December: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (72%).

Average rainfall in December
Prince Frederick, MD

Average rainfall in December - Prince Frederick, MD
  • Average rainfall in December: 2.13"

The wettest month (with the highest rainfall) is July (4.41").
The driest month (with the least rainfall) is January (1.81").

Average rainfall days in December
Prince Frederick, MD

Average rainfall days in December - Prince Frederick, MD
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is November (8 days).

Average snowfall in December
Prince Frederick, MD

Average snowfall in December - Prince Frederick, MD
  • Average snowfall in December: 0.71"

The month with the highest snowfall is January (1.85").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Prince Frederick, MD

Average snowfall days in December - Prince Frederick, MD
  • Average snowfall days in December: 1.7 days

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

Average daylight in December /
Average sunshine in December
Prince Frederick, MD

Average daylight in December / Average sunshine in December - Prince Frederick, MD
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
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 month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in December
Prince Frederick, MD

Average sunshine days in December - Prince Frederick, MD
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (11.3 days).

Average UV index in December
Prince Frederick, MD

Average UV index in December - Prince Frederick, 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 and December (UV index 2).

Average cloud cover in December
Prince Frederick, MD

Average cloud cover in December - Prince Frederick, MD
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in December
Prince Frederick, MD

Average visibility in December - Prince Frederick, 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).

Prince Frederick, Maryland, USA

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