January weather forecast and climate
Ocean City, NJ

January, the same as December, is another cold winter month in Ocean City, New Jersey, with average temperature fluctuating between 31.3°F (-0.4°C) and 39.9°F (4.4°C).

Temperature

With an average high-temperature of 39.9°F (4.4°C) and an average low-temperature of 31.3°F (-0.4°C), January is the coldest month.

Humidity

In Ocean City, the average relative humidity in January is 74%.

Rainfall

In Ocean City, during January, the rain falls for 6.1 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Ocean City, during the entire year, the rain falls for 104.9 days and collects up to 7.48" (190mm) of precipitation.

Snowfall

Months with snowfall in Ocean City, New Jersey, are January through March, May and December. Months with the most snowfall are January and February, with an average 0.2" (5mm) of accumulated snow.

Ocean temperature

In January, the average ocean temperature is 42.1°F (5.6°C).
Note: 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.

Daylight

In January, the average length of the day in Ocean City is 9.8h.

Sunshine

The average sunshine in Ocean City is 5.4h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Ocean City, New Jersey. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. 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 coldest month in Ocean City?

With an average high-temperature of 39.9°F (4.4°C) and an average low-temperature of 31.3°F (-0.4°C), January is the coldest month in Ocean City, New Jersey.

What is the temperature in January in Ocean City?

The average high-temperature, in January, in Ocean City, New Jersey, is 39.9°F (4.4°C), while the average low-temperature is 31.3°F (-0.4°C).

What is the average humidity in January in Ocean City?

The average relative humidity in January is 74%.

How much does it rain in Ocean City in January?

In Ocean City, New Jersey, in January, during 6.1 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

How much does it snow in Ocean City in January?

In January, it is snowing for 2.5 days. Throughout January, 0.2" (5mm) of snow is accumulated.

What is the snowiest month in Ocean City?

Months with the most snowfall are January and February, with an average 0.2" (5mm) of accumulated snow.

How cold is the water in January in Ocean City?

In Ocean City, New Jersey, in January, the average water temperature is 42.1°F (5.6°C). Swimming in 42.1°F (5.6°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

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

In Ocean City, New Jersey, the average length of the day in January is 9.8h.

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

In January, the average sunshine in Ocean City is 5.4h.

When is the lowest UV index in Ocean City?

Months with the lowest UV index in Ocean City, New Jersey, are January, February and December, with an average maximum UV index of 2.

How high is the UV index in January in Ocean City?

In Ocean City, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in January - Ocean City, NJ
  • Average high temperature in January: 39.9°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 January: 31.3°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 January - Ocean City, NJ
  • Average pressure in January: 30.08"

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 January - Ocean City, NJ
  • Average wind speed in January: 12.5mph

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 January - Ocean City, NJ
  • Average humidity in January: 74%

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

Average rainfall in January - Ocean City, NJ
  • Average rainfall in January: 0.39"

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 January - Ocean City, NJ
  • Average rainfall days in January: 6.1 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 January - Ocean City, NJ
  • Average snowfall in January: 0.2"

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 January - Ocean City, NJ
  • Average snowfall days in January: 2.5 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 January - Ocean City, NJ
  • Average sea temperature in January: 42.1°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 January / Average sunshine in January - Ocean City, NJ
  • Average daylight in January: 9.8h

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 January: 5.4h

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 January - Ocean City, NJ
  • Average sunshine days in January: 22.9 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 January - Ocean City, NJ
  • Average UV index in January: 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 January - Ocean City, NJ
  • Average cloud cover in January: 41

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 January - Ocean City, NJ
  • Average visibility in January: 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).