December weather forecast and climate
Ocean City, NJ

The first month of the winter, December, is still a chilly month in Ocean City, New Jersey, with average temperature ranging between max 46.2°F (7.9°C) and min 38.3°F (3.5°C).

Temperature

In December, the average high-temperature marginally drops, from a fresh 54.1°F (12.3°C) in November, to a frosty 46.2°F (7.9°C). In Ocean City, in December, the average low-temperature is 38.3°F (3.5°C).

Humidity

The average relative humidity in Ocean City is 75%.

Rainfall

In Ocean City, in December, during 6.7 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, there are 104.9 rainfall days, and 7.48" (190mm) of precipitation is accumulated.

Snowfall

January through March, May and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 1.7 snowfall days, it receives 0.08" (2mm) of snow. In Ocean City, during the entire year, snow falls for 8 days, and aggregates up to 0.63" (16mm) of snow.

Ocean temperature

In Ocean City, the average seawater temperature in December is 48°F (8.9°C).
Note: Swimming in 48°F (8.9°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

With an average of 9.5h of daylight, December has the shortest days of the year.

Sunshine

In Ocean City, the average sunshine is 5.2h.

UV index

Months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Ocean City?

In December, the average high-temperature is 46.2°F (7.9°C), and the average low-temperature is 38.3°F (3.5°C).

What is the average humidity in December in Ocean City?

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

How much does it rain in Ocean City in December?

In December, in Ocean City, New Jersey, the rain falls for 6.7 days. Throughout December, 0.71" (18mm) of precipitation is accumulated.

When does it start to snow in Ocean City?

December is the first month it typically snows in Ocean City. Throughout December, in the average 1.7 snowfall days, it receives 0.08" (2mm) of snow.

What is the ocean temperature in December in Ocean City?

In December, the average ocean temperature in Ocean City is 48°F (8.9°C). Swimming in 48°F (8.9°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the month with the shortest days in Ocean City?

With an average of 9.5h of daylight, December has the shortest days of the year in Ocean City.

How many hours of daylight does Ocean City have in December?

The average length of the day in December in Ocean City, New Jersey, is 9.5h.

How many hours of sunshine does Ocean City have in December?

The average sunshine in December is 5.2h.

When is the lowest UV index in Ocean City?

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

What is the UV index reading in December in Ocean City?

In Ocean City, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV radiation.
Average temperature in December - Ocean City, NJ
  • Average high temperature in December: 46.2°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in December: 38.3°F

Months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).

Average pressure in December - Ocean City, NJ
  • Average pressure in December: 30.09"

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.94").

Average wind speed in December - Ocean City, NJ
  • Average wind speed in December: 11.9mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

Average humidity in December - Ocean City, NJ
  • Average humidity in December: 75%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).

Average rainfall in December - Ocean City, NJ
  • Average rainfall in December: 0.71"

The wettest months (with the highest rainfall) are May and August (0.79").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in December - Ocean City, NJ
  • Average rainfall days in December: 6.7 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is November (5.7 days).

Average snowfall in December - Ocean City, NJ
  • Average snowfall in December: 0.08"

Months with the highest snowfall are January and February (0.2").
Months with the least snowfall are April, June, July, August, September, October and November (0").

Average snowfall days in December - Ocean City, NJ
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is February (2.7 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature in December - Ocean City, NJ
  • Average sea temperature in December: 48°F

The best month for swimming (with the highest average sea temperature) is August (76.5°F).
The coldest month (with the lowest average sea temperature) is February (40.3°F).

Average daylight in December / Average sunshine in December - Ocean City, NJ
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in December: 5.2h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is February (Average sunshine: 5h).

Average sunshine days in December - Ocean City, NJ
  • Average sunshine days in December: 22.2 days

The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is July (15.1 days).

Average UV index in December - Ocean City, NJ
  • Average UV index in December: 2

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December - Ocean City, NJ
  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in December - Ocean City, NJ
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).