December weather forecast
Edgemere, MD

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Weather in December

The first month of the winter, December, is also a frosty month in Edgemere, Maryland, with an average temperature varying between 45.1°F (7.3°C) and 34.5°F (1.4°C).

Temperature

December signifies a minor drop in average high-temperature, transitioning from a cool 53.4°F (11.9°C) in November to a frosty 45.1°F (7.3°C). Throughout December, Edgemere's nights cool down to an average of 34.5°F (1.4°C).

Humidity

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

Rainfall

In Edgemere, during December, the rain falls for 5.5 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, in Edgemere, Maryland, there are 84.4 rainfall days, and 6.85" (174mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Edgemere, in December, during 1 snowfall days, 0.16" (4mm) of snow is typically accumulated. Throughout the year, in Edgemere, Maryland, there are 6.9 snowfall days, and 0.71" (18mm) of snow is accumulated.

Ocean temperature

In December, the average ocean temperature in Edgemere is 50.5°F (10.3°C).
Note: With an efficient thermal swimsuit, one can navigate 50.5°F (10.3°C) even if it's colder than 50°F (10°C); otherwise, rapid cold shock and breathlessness might set in. Barely wading at 55.4°F (13°C) feels chilly.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of December in Edgemere, 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 4:52 pm EST.

Sunshine

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

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. 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 Edgemere?

In December, in Edgemere, the average high-temperature is 45.1°F (7.3°C), and the average low-temperature is 34.5°F (1.4°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 89.6°F (32°C).

What is the average humidity in December in Edgemere?

The average relative humidity in December in Edgemere is 76%.

How many days does it rain in December in Edgemere?

In Edgemere, Maryland, during December, the rain falls for 5.5 days and regularly aggregates up to 0.63" (16mm) of precipitation.

How much does it snow in Edgemere in December?

In Edgemere, during December, snow falls for 1 days and regularly aggregates up to 0.16" (4mm) of snow.

What is the water temperature in December in Edgemere?

In Edgemere, Maryland, in December, the average water temperature is 50.5°F (10.3°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the month with the shortest days in Edgemere?

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

How many hours of daylight does Edgemere have in December?

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

What time are sunrise and sunset in December in Edgemere?

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, sunrise is at 7:25 am and sunset at 4:52 pm EST.

How long on average sun shines in December in Edgemere?

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

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

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

What is the UV index intensity in December in Edgemere?

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.
Today
Tomorrow
Long-term
YearJFMAMJJASONDecember
Nov
December
Jan
Average high temperature
53.4°F 11.9°C
45.1°F 7.3°C
38.8°F 3.8°C
Average low temperature
41°F 5°C
34.5°F 1.4°C
27.7°F -2.4°C
Average pressure
30.13" 765mmHg
30.11" 765mmHg
30.1" 765mmHg
Average wind speed
8.5mph 13.7km/h
8.6mph 13.8km/h
9.3mph 15km/h
Average max. wind speed
9.2mph 14.8km/h
9.4mph 15.1km/h
10.1mph 16.3km/h
Average wind speed gusts
14mph 22.5km/h
14.2mph 22.9km/h
15.1mph 24.3km/h
Average humidity
73%
76%
73%
Average rainfall
0.47" 12mm
0.63" 16mm
0.35" 9mm
Average rainfall days
4.1
5.5
4.5
Average snowfall
0.04" 1mm
0.16" 4mm
0.31" 8mm
Average snowfall days
0.2
1
1.7
Average sea temperature
56.8°F 13.8°C
50.6°F 10.3°C
45.1°F 7.3°C
Average daylight
10h 0min
9h 3min
9h 5min
Average sunshine
5h 5min
5h 1min
5h 1min
Average sunshine days
24.5
23.8
24.7
Average UV index
3
2
2
Average cloud cover
36%
44%
43%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in December
Edgemere, MD

Average temperature in December - Edgemere, MD
  • Average high temperature in December: 45.1°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 34.5°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in December
Edgemere, MD

Average pressure in December - Edgemere, 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 (29.94"Hg).

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Average wind speed in December
Edgemere, MD

Average wind speed in December - Edgemere, 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
Edgemere, MD

Average humidity in December - Edgemere, MD
  • Average humidity in December: 76%

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

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Average rainfall in December
Edgemere, MD

Average rainfall in December - Edgemere, MD
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is August (1.06").
The driest month (with the least rainfall) is September (0.24").

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Average rainfall days in December
Edgemere, MD

Average rainfall days in December - Edgemere, MD
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is July (10.3 days).
The month with the least rainy days is November (4.1 days).

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Average snowfall in December
Edgemere, MD

Average snowfall in December - Edgemere, MD
  • Average snowfall in December: 0.16"

The month with the highest snowfall is January (0.31").
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
Edgemere, MD

Average snowfall days in December - Edgemere, MD
  • Average snowfall days in December: 1 days

The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in December
Edgemere, MD

Average sea temperature in December - Edgemere, MD
  • Average sea temperature in December: 50.6°F

The best month for swimming (with the highest average sea temperature) is August (77.2°F).
The coldest month (with the lowest average sea temperature) is February (43.7°F).

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Average daylight in December /
Average sunshine in December
Edgemere, MD

Average daylight in December / Average sunshine in December - Edgemere, 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 0min).

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Average sunshine days in December
Edgemere, MD

Average sunshine days in December - Edgemere, MD
  • Average sunshine days in December: 23.8 days

The month with the most sunshine days is January (24.7 days).
The month with the least sunshine days is July (16.9 days).

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Average UV index in December
Edgemere, MD

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

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Average cloud cover in December
Edgemere, MD

Average cloud cover in December - Edgemere, 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 29).

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Average visibility in December
Edgemere, MD

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

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