January weather forecast
Ocean Grove, NJ

Share

Weather in January

January, like December, in Ocean Grove, New Jersey, is an icy winter month, with an average temperature fluctuating between 38.3°F (3.5°C) and 28.9°F (-1.7°C).

Temperature

January is the coldest month, exhibiting average temperatures of 38.3°F (3.5°C) at the peak and 28.9°F (-1.7°C) at the base.

Humidity

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

Rainfall

The month with the least rainfall is January, when the rain falls for 6.9 days and typically collects 0.55" (14mm) of precipitation.

Snowfall

January through March, October and December are months with snowfall in Ocean Grove. In January, it is snowing for 4.2 days. Throughout January, 0.28" (7mm) of snow is accumulated. Throughout the year, in Ocean Grove, there are 14.6 snowfall days, and 1.38" (35mm) of snow is accumulated.

Ocean temperature

In Ocean Grove, the average seawater temperature in January is 42.4°F (5.8°C).
Note: Swimming in 42.4°F (5.8°C) feels unbearing at 55.4°F (13°C) and can be life-risking below 50°F (10°C), causing breathing issues and cold shock, depending on a person's capacity.

Daylight

In January, the average length of the day is 9h and 42min.
On the first day of January, sunrise is at 7:18 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:12 pm EST.

Sunshine

The average sunshine in January is 5.1h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests these recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

In Ocean Grove, January is known for its average lowest temperatures, reaching a high of 38.3°F (3.5°C) and a low of 28.9°F (-1.7°C).

How cold does it get in January?

January temperatures vary between a high-temperature of 38.3°F (3.5°C) and a low-temperature of 28.9°F (-1.7°C).

What is the average humidity in January?

The average relative humidity in January is 74%.

What is the driest month?

The month with the least rainfall in Ocean Grove is January, when the rain falls for 6.9 days and typically collects 0.55" (14mm) of precipitation.

How many days does it rain in January?

In Ocean Grove, New Jersey, in January, during 6.9 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

How much does it snow in January?

In Ocean Grove, during January, snow falls for 4.2 days and regularly aggregates up to 0.28" (7mm) of snow.

What is the water temperature in January?

In January, the average ocean temperature is 42.4°F (5.8°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 average length of the day in January?

In January, the average day length is 9h and 42min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:12 pm EST.

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

In January, the average sunshine duration is 5.1h.

When is the lowest UV index?

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

What is the UV index intensity in January?

In Ocean Grove, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from 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 January
Ocean Grove, NJ

Average temperature in January - Ocean Grove, NJ
  • Average high temperature in January: 38.3°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in January: 28.9°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

Average pressure in January
Ocean Grove, NJ

Average pressure in January - Ocean Grove, NJ
  • Average pressure in January: 30.06"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Ocean Grove, NJ

Average wind speed in January - Ocean Grove, NJ
  • Average wind speed in January: 12.6mph

The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in January
Ocean Grove, NJ

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

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is November (73%).

Average rainfall in January
Ocean Grove, NJ

Average rainfall in January - Ocean Grove, NJ
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is July (1.38").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in January
Ocean Grove, NJ

Average rainfall days in January - Ocean Grove, NJ
  • Average rainfall days in January: 6.9 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is November (6.8 days).

Average snowfall in January
Ocean Grove, NJ

Average snowfall in January - Ocean Grove, NJ
  • Average snowfall in January: 0.28"

The month with the highest snowfall is December (0.47").
The months with the least snowfall are April, May, June, July, August, September and November (0").

Average snowfall days in January
Ocean Grove, NJ

Average snowfall days in January - Ocean Grove, NJ
  • Average snowfall days in January: 4.2 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average sea temperature in January
Ocean Grove, NJ

Average sea temperature in January - Ocean Grove, NJ
  • Average sea temperature in January: 42.4°F

The best month for swimming (with the highest average sea temperature) is August (74.8°F).
The coldest month (with the lowest average sea temperature) is February (40.4°F).

Average daylight in January /
Average sunshine in January
Ocean Grove, NJ

Average daylight in January / Average sunshine in January - Ocean Grove, NJ
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in January
Ocean Grove, NJ

Average sunshine days in January - Ocean Grove, NJ
  • Average sunshine days in January: 21.4 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in January
Ocean Grove, NJ

Average UV index in January - Ocean Grove, NJ
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in January
Ocean Grove, NJ

Average cloud cover in January - Ocean Grove, NJ
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in January
Ocean Grove, NJ

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

Ocean Grove, New Jersey, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location