January weather forecast
South Mantoloking Beach, NJ

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Weather in January

January, like December, in South Mantoloking Beach, New Jersey, is a wintry winter month, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 29.8°F (-1.2°C).

Temperature

Temperature records mark January as the coldest month, with highs averaging 38.8°F (3.8°C) and lows at 29.8°F (-1.2°C).

Humidity

The months with the lowest humidity in South Mantoloking Beach, New Jersey, are January and November, with an average relative humidity of 74%.

Rainfall

The month with the least rainfall in South Mantoloking Beach is January, when the rain falls for 6.7 days and typically collects 0.83" (21mm) of precipitation.

Snowfall

Months with snowfall in South Mantoloking Beach are January through March, November and December. In South Mantoloking Beach, in January, during 3.9 snowfall days, 0.63" (16mm) of snow is typically accumulated. In South Mantoloking Beach, during the entire year, snow falls for 12.3 days and aggregates up to 2.24" (57mm) of snow.

Daylight

In South Mantoloking Beach, the average length of the day in January is 9h and 43min.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:41 pm. On the last day of January, sunrise is at 7:05 am and sunset at 5:13 pm EST.

Sunshine

In January, the average sunshine is 5.2h.

UV index

The months with the lowest UV index are January, February, November 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 exposure to the Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What are the coldest months in South Mantoloking Beach?

January, marked by an average high-temperature of 38.8°F (3.8°C) and a low-temperature of 29.8°F (-1.2°C), is the coldest month in South Mantoloking Beach.

Is January cold in South Mantoloking Beach?

January temperatures in South Mantoloking Beach vary between a high-temperature of 38.8°F (3.8°C) and a low-temperature of 29.8°F (-1.2°C).

What are the least humid months in South Mantoloking Beach?

The months with the lowest humidity are January and November, with an average relative humidity of 74%.

What is the average humidity in January in South Mantoloking Beach?

In South Mantoloking Beach, the average relative humidity in January is 74%.

What is the driest month in South Mantoloking Beach?

The month with the least rainfall in South Mantoloking Beach is January, when the rain falls for 6.7 days and typically collects 0.83" (21mm) of precipitation.

How many days does it rain in January in South Mantoloking Beach?

In South Mantoloking Beach, New Jersey, during January, the rain falls for 6.7 days and regularly aggregates up to 0.83" (21mm) of precipitation.

How much does it snow in South Mantoloking Beach in January?

In South Mantoloking Beach, New Jersey, in January, snow falls for 3.9 days, with typically accumulated 0.63" (16mm) of snow.

How many hours of daylight does South Mantoloking Beach have in January?

In South Mantoloking Beach, the average day length in January is 9h and 43min.

What time are sunrise and sunset in January in South Mantoloking Beach?

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:13 pm EST.

How long on average sun shines in January in South Mantoloking Beach?

The average sunshine duration in January is 5.2h.

What is the month with the lowest UV index in South Mantoloking Beach?

The months with the lowest UV index in South Mantoloking Beach are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in January in South Mantoloking Beach?

In South Mantoloking Beach, New Jersey, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's 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 January
South Mantoloking Beach, NJ

Average temperature in January - South Mantoloking Beach, NJ
  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in January: 29.8°F

The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in January
South Mantoloking Beach, NJ

Average pressure in January - South Mantoloking Beach, 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).

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Average wind speed in January
South Mantoloking Beach, NJ

Average wind speed in January - South Mantoloking Beach, NJ
  • Average wind speed in January: 13.2mph

The windiest month (with the highest average wind speed) is January (13.2mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).

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Average humidity in January
South Mantoloking Beach, NJ

Average humidity in January - South Mantoloking Beach, NJ
  • Average humidity in January: 74%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January and November (74%).

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Average rainfall in January
South Mantoloking Beach, NJ

Average rainfall in January - South Mantoloking Beach, NJ
  • Average rainfall in January: 0.83"

The wettest month (with the highest rainfall) is July (2.24").
The driest month (with the least rainfall) is January (0.83").

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Average rainfall days in January
South Mantoloking Beach, NJ

Average rainfall days in January - South Mantoloking Beach, NJ
  • Average rainfall days in January: 6.7 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall in January
South Mantoloking Beach, NJ

Average snowfall in January - South Mantoloking Beach, NJ
  • Average snowfall in January: 0.63"

The month with the highest snowfall is December (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
South Mantoloking Beach, NJ

Average snowfall days in January - South Mantoloking Beach, NJ
  • Average snowfall days in January: 3.9 days

The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
South Mantoloking Beach, NJ

Average daylight in January / Average sunshine in January - South Mantoloking Beach, 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in January
South Mantoloking Beach, NJ

Average sunshine days in January - South Mantoloking Beach, NJ
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (13.7 days).

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Average UV index in January
South Mantoloking Beach, NJ

Average UV index in January - South Mantoloking Beach, 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, November and December (UV index 2).

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Average cloud cover in January
South Mantoloking Beach, NJ

Average cloud cover in January - South Mantoloking Beach, NJ
  • Average cloud cover in January: 43

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

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Average visibility in January
South Mantoloking Beach, NJ

Average visibility in January - South Mantoloking Beach, 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).

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South Mantoloking Beach, New Jersey, USA

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